diff --git a/de-de/placeholder.txt b/de-de/placeholder.txt
new file mode 100644
index 00000000..eea4dd41
--- /dev/null
+++ b/de-de/placeholder.txt
@@ -0,0 +1 @@
+This is a placeholder for German-localized content for LearningDita.com
\ No newline at end of file
diff --git a/en-en/.gitattributes b/en-us/.gitattributes
similarity index 100%
rename from en-en/.gitattributes
rename to en-us/.gitattributes
diff --git a/en-en/.gitignore b/en-us/.gitignore
similarity index 100%
rename from en-en/.gitignore
rename to en-us/.gitignore
diff --git a/en-en/LICENSE b/en-us/LICENSE
similarity index 100%
rename from en-en/LICENSE
rename to en-us/LICENSE
diff --git a/en-en/README.md b/en-us/README.md
similarity index 100%
rename from en-en/README.md
rename to en-us/README.md
diff --git a/en-en/course1_intro/assessments/lca_blockinline.dita b/en-us/course1_intro/assessments/lca_blockinline.dita
similarity index 100%
rename from en-en/course1_intro/assessments/lca_blockinline.dita
rename to en-us/course1_intro/assessments/lca_blockinline.dita
diff --git a/en-en/course1_intro/assessments/lca_concept.dita b/en-us/course1_intro/assessments/lca_concept.dita
similarity index 100%
rename from en-en/course1_intro/assessments/lca_concept.dita
rename to en-us/course1_intro/assessments/lca_concept.dita
diff --git a/en-en/course1_intro/assessments/lca_conref.dita b/en-us/course1_intro/assessments/lca_conref.dita
similarity index 100%
rename from en-en/course1_intro/assessments/lca_conref.dita
rename to en-us/course1_intro/assessments/lca_conref.dita
diff --git a/en-en/course1_intro/assessments/lca_constraint.dita b/en-us/course1_intro/assessments/lca_constraint.dita
similarity index 100%
rename from en-en/course1_intro/assessments/lca_constraint.dita
rename to en-us/course1_intro/assessments/lca_constraint.dita
diff --git a/en-en/course1_intro/assessments/lca_content.dita b/en-us/course1_intro/assessments/lca_content.dita
similarity index 100%
rename from en-en/course1_intro/assessments/lca_content.dita
rename to en-us/course1_intro/assessments/lca_content.dita
diff --git a/en-en/course1_intro/assessments/lca_dita.dita b/en-us/course1_intro/assessments/lca_dita.dita
similarity index 100%
rename from en-en/course1_intro/assessments/lca_dita.dita
rename to en-us/course1_intro/assessments/lca_dita.dita
diff --git a/en-en/course1_intro/assessments/lca_dita_intro.dita b/en-us/course1_intro/assessments/lca_dita_intro.dita
similarity index 100%
rename from en-en/course1_intro/assessments/lca_dita_intro.dita
rename to en-us/course1_intro/assessments/lca_dita_intro.dita
diff --git a/en-en/course1_intro/assessments/lca_element.dita b/en-us/course1_intro/assessments/lca_element.dita
similarity index 100%
rename from en-en/course1_intro/assessments/lca_element.dita
rename to en-us/course1_intro/assessments/lca_element.dita
diff --git a/en-en/course1_intro/assessments/lca_elementtopic.dita b/en-us/course1_intro/assessments/lca_elementtopic.dita
similarity index 100%
rename from en-en/course1_intro/assessments/lca_elementtopic.dita
rename to en-us/course1_intro/assessments/lca_elementtopic.dita
diff --git a/en-en/course1_intro/assessments/lca_glossary.dita b/en-us/course1_intro/assessments/lca_glossary.dita
similarity index 100%
rename from en-en/course1_intro/assessments/lca_glossary.dita
rename to en-us/course1_intro/assessments/lca_glossary.dita
diff --git a/en-en/course1_intro/assessments/lca_glossterm.dita b/en-us/course1_intro/assessments/lca_glossterm.dita
similarity index 100%
rename from en-en/course1_intro/assessments/lca_glossterm.dita
rename to en-us/course1_intro/assessments/lca_glossterm.dita
diff --git a/en-en/course1_intro/assessments/lca_htmldita.dita b/en-us/course1_intro/assessments/lca_htmldita.dita
similarity index 100%
rename from en-en/course1_intro/assessments/lca_htmldita.dita
rename to en-us/course1_intro/assessments/lca_htmldita.dita
diff --git a/en-en/course1_intro/assessments/lca_lists.dita b/en-us/course1_intro/assessments/lca_lists.dita
similarity index 100%
rename from en-en/course1_intro/assessments/lca_lists.dita
rename to en-us/course1_intro/assessments/lca_lists.dita
diff --git a/en-en/course1_intro/assessments/lca_notes.dita b/en-us/course1_intro/assessments/lca_notes.dita
similarity index 100%
rename from en-en/course1_intro/assessments/lca_notes.dita
rename to en-us/course1_intro/assessments/lca_notes.dita
diff --git a/en-en/course1_intro/assessments/lca_open.dita b/en-us/course1_intro/assessments/lca_open.dita
similarity index 100%
rename from en-en/course1_intro/assessments/lca_open.dita
rename to en-us/course1_intro/assessments/lca_open.dita
diff --git a/en-en/course1_intro/assessments/lca_questions.dita b/en-us/course1_intro/assessments/lca_questions.dita
similarity index 100%
rename from en-en/course1_intro/assessments/lca_questions.dita
rename to en-us/course1_intro/assessments/lca_questions.dita
diff --git a/en-en/course1_intro/assessments/lca_specialization.dita b/en-us/course1_intro/assessments/lca_specialization.dita
similarity index 100%
rename from en-en/course1_intro/assessments/lca_specialization.dita
rename to en-us/course1_intro/assessments/lca_specialization.dita
diff --git a/en-en/course1_intro/assessments/lca_structuredauthoring.dita b/en-us/course1_intro/assessments/lca_structuredauthoring.dita
similarity index 100%
rename from en-en/course1_intro/assessments/lca_structuredauthoring.dita
rename to en-us/course1_intro/assessments/lca_structuredauthoring.dita
diff --git a/en-en/course1_intro/assessments/lca_structurerules.dita b/en-us/course1_intro/assessments/lca_structurerules.dita
similarity index 100%
rename from en-en/course1_intro/assessments/lca_structurerules.dita
rename to en-us/course1_intro/assessments/lca_structurerules.dita
diff --git a/en-en/course1_intro/assessments/lca_task.dita b/en-us/course1_intro/assessments/lca_task.dita
similarity index 100%
rename from en-en/course1_intro/assessments/lca_task.dita
rename to en-us/course1_intro/assessments/lca_task.dita
diff --git a/en-en/course1_intro/assessments/lca_topicscope.dita b/en-us/course1_intro/assessments/lca_topicscope.dita
similarity index 100%
rename from en-en/course1_intro/assessments/lca_topicscope.dita
rename to en-us/course1_intro/assessments/lca_topicscope.dita
diff --git a/en-en/course1_intro/assessments/lca_topictypes.dita b/en-us/course1_intro/assessments/lca_topictypes.dita
similarity index 100%
rename from en-en/course1_intro/assessments/lca_topictypes.dita
rename to en-us/course1_intro/assessments/lca_topictypes.dita
diff --git a/en-en/course1_intro/assessments/lca_validtopic.dita b/en-us/course1_intro/assessments/lca_validtopic.dita
similarity index 100%
rename from en-en/course1_intro/assessments/lca_validtopic.dita
rename to en-us/course1_intro/assessments/lca_validtopic.dita
diff --git a/en-en/course1_intro/assessments/links/lca_conref.dita b/en-us/course1_intro/assessments/links/lca_conref.dita
similarity index 100%
rename from en-en/course1_intro/assessments/links/lca_conref.dita
rename to en-us/course1_intro/assessments/links/lca_conref.dita
diff --git a/en-en/course1_intro/assessments/links/lca_inline.dita b/en-us/course1_intro/assessments/links/lca_inline.dita
similarity index 100%
rename from en-en/course1_intro/assessments/links/lca_inline.dita
rename to en-us/course1_intro/assessments/links/lca_inline.dita
diff --git a/en-en/course1_intro/assessments/links/lca_linkcode.dita b/en-us/course1_intro/assessments/links/lca_linkcode.dita
similarity index 100%
rename from en-en/course1_intro/assessments/links/lca_linkcode.dita
rename to en-us/course1_intro/assessments/links/lca_linkcode.dita
diff --git a/en-en/course1_intro/assessments/links/lca_maps.dita b/en-us/course1_intro/assessments/links/lca_maps.dita
similarity index 100%
rename from en-en/course1_intro/assessments/links/lca_maps.dita
rename to en-us/course1_intro/assessments/links/lca_maps.dita
diff --git a/en-en/course1_intro/assessments/links/lca_relationships.dita b/en-us/course1_intro/assessments/links/lca_relationships.dita
similarity index 100%
rename from en-en/course1_intro/assessments/links/lca_relationships.dita
rename to en-us/course1_intro/assessments/links/lca_relationships.dita
diff --git a/en-en/course1_intro/assessments/links/lca_reltable.dita b/en-us/course1_intro/assessments/links/lca_reltable.dita
similarity index 100%
rename from en-en/course1_intro/assessments/links/lca_reltable.dita
rename to en-us/course1_intro/assessments/links/lca_reltable.dita
diff --git a/en-en/course1_intro/assessments/links/lca_reltable2.dita b/en-us/course1_intro/assessments/links/lca_reltable2.dita
similarity index 100%
rename from en-en/course1_intro/assessments/links/lca_reltable2.dita
rename to en-us/course1_intro/assessments/links/lca_reltable2.dita
diff --git a/en-en/course1_intro/assessments/links/lca_reltablemap.dita b/en-us/course1_intro/assessments/links/lca_reltablemap.dita
similarity index 100%
rename from en-en/course1_intro/assessments/links/lca_reltablemap.dita
rename to en-us/course1_intro/assessments/links/lca_reltablemap.dita
diff --git a/en-en/course1_intro/assessments/links/lca_weblink.dita b/en-us/course1_intro/assessments/links/lca_weblink.dita
similarity index 100%
rename from en-en/course1_intro/assessments/links/lca_weblink.dita
rename to en-us/course1_intro/assessments/links/lca_weblink.dita
diff --git a/en-en/course1_intro/assessments/links/lca_weblink2.dita b/en-us/course1_intro/assessments/links/lca_weblink2.dita
similarity index 100%
rename from en-en/course1_intro/assessments/links/lca_weblink2.dita
rename to en-us/course1_intro/assessments/links/lca_weblink2.dita
diff --git a/en-en/course1_intro/assessments/links/lca_xref.dita b/en-us/course1_intro/assessments/links/lca_xref.dita
similarity index 100%
rename from en-en/course1_intro/assessments/links/lca_xref.dita
rename to en-us/course1_intro/assessments/links/lca_xref.dita
diff --git a/en-en/course1_intro/assessments/maps/lca_map_how_many_topics.dita b/en-us/course1_intro/assessments/maps/lca_map_how_many_topics.dita
similarity index 100%
rename from en-en/course1_intro/assessments/maps/lca_map_how_many_topics.dita
rename to en-us/course1_intro/assessments/maps/lca_map_how_many_topics.dita
diff --git a/en-en/course1_intro/assessments/maps/lca_map_in_map.dita b/en-us/course1_intro/assessments/maps/lca_map_in_map.dita
similarity index 100%
rename from en-en/course1_intro/assessments/maps/lca_map_in_map.dita
rename to en-us/course1_intro/assessments/maps/lca_map_in_map.dita
diff --git a/en-en/course1_intro/assessments/maps/lca_maps_order.dita b/en-us/course1_intro/assessments/maps/lca_maps_order.dita
similarity index 100%
rename from en-en/course1_intro/assessments/maps/lca_maps_order.dita
rename to en-us/course1_intro/assessments/maps/lca_maps_order.dita
diff --git a/en-en/course1_intro/assessments/maps/lca_one_topic_in_map.dita b/en-us/course1_intro/assessments/maps/lca_one_topic_in_map.dita
similarity index 100%
rename from en-en/course1_intro/assessments/maps/lca_one_topic_in_map.dita
rename to en-us/course1_intro/assessments/maps/lca_one_topic_in_map.dita
diff --git a/en-en/course1_intro/assessments/metadata/lca_author.dita b/en-us/course1_intro/assessments/metadata/lca_author.dita
similarity index 100%
rename from en-en/course1_intro/assessments/metadata/lca_author.dita
rename to en-us/course1_intro/assessments/metadata/lca_author.dita
diff --git a/en-en/course1_intro/assessments/metadata/lca_definition.dita b/en-us/course1_intro/assessments/metadata/lca_definition.dita
similarity index 100%
rename from en-en/course1_intro/assessments/metadata/lca_definition.dita
rename to en-us/course1_intro/assessments/metadata/lca_definition.dita
diff --git a/en-en/course1_intro/assessments/metadata/lca_filters.dita b/en-us/course1_intro/assessments/metadata/lca_filters.dita
similarity index 100%
rename from en-en/course1_intro/assessments/metadata/lca_filters.dita
rename to en-us/course1_intro/assessments/metadata/lca_filters.dita
diff --git a/en-en/course1_intro/assessments/metadata/lca_filters2.dita b/en-us/course1_intro/assessments/metadata/lca_filters2.dita
similarity index 100%
rename from en-en/course1_intro/assessments/metadata/lca_filters2.dita
rename to en-us/course1_intro/assessments/metadata/lca_filters2.dita
diff --git a/en-en/course1_intro/assessments/metadata/lca_md_visible.dita b/en-us/course1_intro/assessments/metadata/lca_md_visible.dita
similarity index 100%
rename from en-en/course1_intro/assessments/metadata/lca_md_visible.dita
rename to en-us/course1_intro/assessments/metadata/lca_md_visible.dita
diff --git a/en-en/course1_intro/assessments/metadata/lca_meaning.dita b/en-us/course1_intro/assessments/metadata/lca_meaning.dita
similarity index 100%
rename from en-en/course1_intro/assessments/metadata/lca_meaning.dita
rename to en-us/course1_intro/assessments/metadata/lca_meaning.dita
diff --git a/en-en/course1_intro/assessments/metadata/lca_prolog.dita b/en-us/course1_intro/assessments/metadata/lca_prolog.dita
similarity index 100%
rename from en-en/course1_intro/assessments/metadata/lca_prolog.dita
rename to en-us/course1_intro/assessments/metadata/lca_prolog.dita
diff --git a/en-en/course1_intro/assessments/metadata/lca_prologelement.dita b/en-us/course1_intro/assessments/metadata/lca_prologelement.dita
similarity index 100%
rename from en-en/course1_intro/assessments/metadata/lca_prologelement.dita
rename to en-us/course1_intro/assessments/metadata/lca_prologelement.dita
diff --git a/en-en/course1_intro/assessments/metadata/lca_purpose.dita b/en-us/course1_intro/assessments/metadata/lca_purpose.dita
similarity index 100%
rename from en-en/course1_intro/assessments/metadata/lca_purpose.dita
rename to en-us/course1_intro/assessments/metadata/lca_purpose.dita
diff --git a/en-en/course1_intro/assessments/metadata/lca_required.dita b/en-us/course1_intro/assessments/metadata/lca_required.dita
similarity index 100%
rename from en-en/course1_intro/assessments/metadata/lca_required.dita
rename to en-us/course1_intro/assessments/metadata/lca_required.dita
diff --git a/en-en/course1_intro/assessments/metadata/lca_spec.dita b/en-us/course1_intro/assessments/metadata/lca_spec.dita
similarity index 100%
rename from en-en/course1_intro/assessments/metadata/lca_spec.dita
rename to en-us/course1_intro/assessments/metadata/lca_spec.dita
diff --git a/en-en/course1_intro/assessments/tables/lca_calselements.dita b/en-us/course1_intro/assessments/tables/lca_calselements.dita
similarity index 100%
rename from en-en/course1_intro/assessments/tables/lca_calselements.dita
rename to en-us/course1_intro/assessments/tables/lca_calselements.dita
diff --git a/en-en/course1_intro/assessments/tables/lca_stelements.dita b/en-us/course1_intro/assessments/tables/lca_stelements.dita
similarity index 100%
rename from en-en/course1_intro/assessments/tables/lca_stelements.dita
rename to en-us/course1_intro/assessments/tables/lca_stelements.dita
diff --git a/en-en/course1_intro/assessments/tables/lca_tableelements.dita b/en-us/course1_intro/assessments/tables/lca_tableelements.dita
similarity index 100%
rename from en-en/course1_intro/assessments/tables/lca_tableelements.dita
rename to en-us/course1_intro/assessments/tables/lca_tableelements.dita
diff --git a/en-en/course1_intro/assessments/tables/lca_tablehead.dita b/en-us/course1_intro/assessments/tables/lca_tablehead.dita
similarity index 100%
rename from en-en/course1_intro/assessments/tables/lca_tablehead.dita
rename to en-us/course1_intro/assessments/tables/lca_tablehead.dita
diff --git a/en-en/course1_intro/assessments/tables/lca_tableimages.dita b/en-us/course1_intro/assessments/tables/lca_tableimages.dita
similarity index 100%
rename from en-en/course1_intro/assessments/tables/lca_tableimages.dita
rename to en-us/course1_intro/assessments/tables/lca_tableimages.dita
diff --git a/en-en/course1_intro/basic_dita.ditamap b/en-us/course1_intro/basic_dita.ditamap
similarity index 100%
rename from en-en/course1_intro/basic_dita.ditamap
rename to en-us/course1_intro/basic_dita.ditamap
diff --git a/en-en/course1_intro/maps/m_authoring.ditamap b/en-us/course1_intro/maps/m_authoring.ditamap
similarity index 100%
rename from en-en/course1_intro/maps/m_authoring.ditamap
rename to en-us/course1_intro/maps/m_authoring.ditamap
diff --git a/en-en/course1_intro/maps/m_links.ditamap b/en-us/course1_intro/maps/m_links.ditamap
similarity index 100%
rename from en-en/course1_intro/maps/m_links.ditamap
rename to en-us/course1_intro/maps/m_links.ditamap
diff --git a/en-en/course1_intro/maps/m_metadata.ditamap b/en-us/course1_intro/maps/m_metadata.ditamap
similarity index 100%
rename from en-en/course1_intro/maps/m_metadata.ditamap
rename to en-us/course1_intro/maps/m_metadata.ditamap
diff --git a/en-en/course1_intro/maps/m_tables.ditamap b/en-us/course1_intro/maps/m_tables.ditamap
similarity index 100%
rename from en-en/course1_intro/maps/m_tables.ditamap
rename to en-us/course1_intro/maps/m_tables.ditamap
diff --git a/en-en/course1_intro/maps/m_topics.ditamap b/en-us/course1_intro/maps/m_topics.ditamap
similarity index 100%
rename from en-en/course1_intro/maps/m_topics.ditamap
rename to en-us/course1_intro/maps/m_topics.ditamap
diff --git a/en-en/course1_intro/maps/m_what_is_dita.ditamap b/en-us/course1_intro/maps/m_what_is_dita.ditamap
similarity index 100%
rename from en-en/course1_intro/maps/m_what_is_dita.ditamap
rename to en-us/course1_intro/maps/m_what_is_dita.ditamap
diff --git a/en-en/course1_intro/media/authoring/linebreaks.png b/en-us/course1_intro/media/authoring/linebreaks.png
similarity index 100%
rename from en-en/course1_intro/media/authoring/linebreaks.png
rename to en-us/course1_intro/media/authoring/linebreaks.png
diff --git a/en-en/course1_intro/media/authoring/oxygen_editor.png b/en-us/course1_intro/media/authoring/oxygen_editor.png
similarity index 100%
rename from en-en/course1_intro/media/authoring/oxygen_editor.png
rename to en-us/course1_intro/media/authoring/oxygen_editor.png
diff --git a/en-en/course1_intro/media/authoring/oxygen_new_icon.png b/en-us/course1_intro/media/authoring/oxygen_new_icon.png
similarity index 100%
rename from en-en/course1_intro/media/authoring/oxygen_new_icon.png
rename to en-us/course1_intro/media/authoring/oxygen_new_icon.png
diff --git a/en-en/course1_intro/media/authoring/parabreaks.png b/en-us/course1_intro/media/authoring/parabreaks.png
similarity index 100%
rename from en-en/course1_intro/media/authoring/parabreaks.png
rename to en-us/course1_intro/media/authoring/parabreaks.png
diff --git a/en-en/course1_intro/media/links/linkcode.png b/en-us/course1_intro/media/links/linkcode.png
similarity index 100%
rename from en-en/course1_intro/media/links/linkcode.png
rename to en-us/course1_intro/media/links/linkcode.png
diff --git a/en-en/course1_intro/media/links/linkcode.txt b/en-us/course1_intro/media/links/linkcode.txt
similarity index 100%
rename from en-en/course1_intro/media/links/linkcode.txt
rename to en-us/course1_intro/media/links/linkcode.txt
diff --git a/en-en/course1_intro/media/links/reltable.png b/en-us/course1_intro/media/links/reltable.png
similarity index 100%
rename from en-en/course1_intro/media/links/reltable.png
rename to en-us/course1_intro/media/links/reltable.png
diff --git a/en-en/course1_intro/media/links/reltable_example.png b/en-us/course1_intro/media/links/reltable_example.png
similarity index 100%
rename from en-en/course1_intro/media/links/reltable_example.png
rename to en-us/course1_intro/media/links/reltable_example.png
diff --git a/en-en/course1_intro/media/links/reltable_wild.png b/en-us/course1_intro/media/links/reltable_wild.png
similarity index 100%
rename from en-en/course1_intro/media/links/reltable_wild.png
rename to en-us/course1_intro/media/links/reltable_wild.png
diff --git a/en-en/course1_intro/media/links/transform.ai b/en-us/course1_intro/media/links/transform.ai
similarity index 100%
rename from en-en/course1_intro/media/links/transform.ai
rename to en-us/course1_intro/media/links/transform.ai
diff --git a/en-en/course1_intro/media/links/transform.png b/en-us/course1_intro/media/links/transform.png
similarity index 100%
rename from en-en/course1_intro/media/links/transform.png
rename to en-us/course1_intro/media/links/transform.png
diff --git a/en-en/course1_intro/media/tables/morecals.png b/en-us/course1_intro/media/tables/morecals.png
similarity index 100%
rename from en-en/course1_intro/media/tables/morecals.png
rename to en-us/course1_intro/media/tables/morecals.png
diff --git a/en-en/course1_intro/media/tables/simplecals.png b/en-us/course1_intro/media/tables/simplecals.png
similarity index 100%
rename from en-en/course1_intro/media/tables/simplecals.png
rename to en-us/course1_intro/media/tables/simplecals.png
diff --git a/en-en/course1_intro/media/tables/simpletable.png b/en-us/course1_intro/media/tables/simpletable.png
similarity index 100%
rename from en-en/course1_intro/media/tables/simpletable.png
rename to en-us/course1_intro/media/tables/simpletable.png
diff --git a/en-en/course1_intro/resources/Example.ditamap b/en-us/course1_intro/resources/Example.ditamap
similarity index 100%
rename from en-en/course1_intro/resources/Example.ditamap
rename to en-us/course1_intro/resources/Example.ditamap
diff --git a/en-en/course1_intro/resources/c_about_ducks.dita b/en-us/course1_intro/resources/c_about_ducks.dita
similarity index 100%
rename from en-en/course1_intro/resources/c_about_ducks.dita
rename to en-us/course1_intro/resources/c_about_ducks.dita
diff --git a/en-en/course1_intro/resources/c_wild_ducks.dita b/en-us/course1_intro/resources/c_wild_ducks.dita
similarity index 100%
rename from en-en/course1_intro/resources/c_wild_ducks.dita
rename to en-us/course1_intro/resources/c_wild_ducks.dita
diff --git a/en-en/course1_intro/resources/r_breedsofducks.dita b/en-us/course1_intro/resources/r_breedsofducks.dita
similarity index 100%
rename from en-en/course1_intro/resources/r_breedsofducks.dita
rename to en-us/course1_intro/resources/r_breedsofducks.dita
diff --git a/en-en/course1_intro/resources/r_goodbreedsforpets.dita b/en-us/course1_intro/resources/r_goodbreedsforpets.dita
similarity index 100%
rename from en-en/course1_intro/resources/r_goodbreedsforpets.dita
rename to en-us/course1_intro/resources/r_goodbreedsforpets.dita
diff --git a/en-en/course1_intro/resources/r_wild_breeds.dita b/en-us/course1_intro/resources/r_wild_breeds.dita
similarity index 100%
rename from en-en/course1_intro/resources/r_wild_breeds.dita
rename to en-us/course1_intro/resources/r_wild_breeds.dita
diff --git a/en-en/course1_intro/resources/shared/DuckPelletSteps.dita b/en-us/course1_intro/resources/shared/DuckPelletSteps.dita
similarity index 100%
rename from en-en/course1_intro/resources/shared/DuckPelletSteps.dita
rename to en-us/course1_intro/resources/shared/DuckPelletSteps.dita
diff --git a/en-en/course1_intro/resources/t_feeding.dita b/en-us/course1_intro/resources/t_feeding.dita
similarity index 100%
rename from en-en/course1_intro/resources/t_feeding.dita
rename to en-us/course1_intro/resources/t_feeding.dita
diff --git a/en-en/course1_intro/resources/t_feeding_wild.dita b/en-us/course1_intro/resources/t_feeding_wild.dita
similarity index 100%
rename from en-en/course1_intro/resources/t_feeding_wild.dita
rename to en-us/course1_intro/resources/t_feeding_wild.dita
diff --git a/en-en/course1_intro/resources/topic.dita b/en-us/course1_intro/resources/topic.dita
similarity index 100%
rename from en-en/course1_intro/resources/topic.dita
rename to en-us/course1_intro/resources/topic.dita
diff --git a/en-en/course1_intro/topics/authoring/lc_authoring_topics.dita b/en-us/course1_intro/topics/authoring/lc_authoring_topics.dita
similarity index 100%
rename from en-en/course1_intro/topics/authoring/lc_authoring_topics.dita
rename to en-us/course1_intro/topics/authoring/lc_authoring_topics.dita
diff --git a/en-en/course1_intro/topics/authoring/lc_create_topic.dita b/en-us/course1_intro/topics/authoring/lc_create_topic.dita
similarity index 100%
rename from en-en/course1_intro/topics/authoring/lc_create_topic.dita
rename to en-us/course1_intro/topics/authoring/lc_create_topic.dita
diff --git a/en-en/course1_intro/topics/authoring/lc_create_topic_oxygen.dita b/en-us/course1_intro/topics/authoring/lc_create_topic_oxygen.dita
similarity index 100%
rename from en-en/course1_intro/topics/authoring/lc_create_topic_oxygen.dita
rename to en-us/course1_intro/topics/authoring/lc_create_topic_oxygen.dita
diff --git a/en-en/course1_intro/topics/authoring/lc_inline.dita b/en-us/course1_intro/topics/authoring/lc_inline.dita
similarity index 100%
rename from en-en/course1_intro/topics/authoring/lc_inline.dita
rename to en-us/course1_intro/topics/authoring/lc_inline.dita
diff --git a/en-en/course1_intro/topics/authoring/lc_lists.dita b/en-us/course1_intro/topics/authoring/lc_lists.dita
similarity index 100%
rename from en-en/course1_intro/topics/authoring/lc_lists.dita
rename to en-us/course1_intro/topics/authoring/lc_lists.dita
diff --git a/en-en/course1_intro/topics/authoring/lc_notes.dita b/en-us/course1_intro/topics/authoring/lc_notes.dita
similarity index 100%
rename from en-en/course1_intro/topics/authoring/lc_notes.dita
rename to en-us/course1_intro/topics/authoring/lc_notes.dita
diff --git a/en-en/course1_intro/topics/lc_concept.dita b/en-us/course1_intro/topics/lc_concept.dita
similarity index 100%
rename from en-en/course1_intro/topics/lc_concept.dita
rename to en-us/course1_intro/topics/lc_concept.dita
diff --git a/en-en/course1_intro/topics/lc_constraints.dita b/en-us/course1_intro/topics/lc_constraints.dita
similarity index 100%
rename from en-en/course1_intro/topics/lc_constraints.dita
rename to en-us/course1_intro/topics/lc_constraints.dita
diff --git a/en-en/course1_intro/topics/lc_dita_intro.dita b/en-us/course1_intro/topics/lc_dita_intro.dita
similarity index 100%
rename from en-en/course1_intro/topics/lc_dita_intro.dita
rename to en-us/course1_intro/topics/lc_dita_intro.dita
diff --git a/en-en/course1_intro/topics/lc_gloss.dita b/en-us/course1_intro/topics/lc_gloss.dita
similarity index 100%
rename from en-en/course1_intro/topics/lc_gloss.dita
rename to en-us/course1_intro/topics/lc_gloss.dita
diff --git a/en-en/course1_intro/topics/lc_infotypes.dita b/en-us/course1_intro/topics/lc_infotypes.dita
similarity index 100%
rename from en-en/course1_intro/topics/lc_infotypes.dita
rename to en-us/course1_intro/topics/lc_infotypes.dita
diff --git a/en-en/course1_intro/topics/lc_markup.dita b/en-us/course1_intro/topics/lc_markup.dita
similarity index 100%
rename from en-en/course1_intro/topics/lc_markup.dita
rename to en-us/course1_intro/topics/lc_markup.dita
diff --git a/en-en/course1_intro/topics/lc_reference.dita b/en-us/course1_intro/topics/lc_reference.dita
similarity index 100%
rename from en-en/course1_intro/topics/lc_reference.dita
rename to en-us/course1_intro/topics/lc_reference.dita
diff --git a/en-en/course1_intro/topics/lc_specialization.dita b/en-us/course1_intro/topics/lc_specialization.dita
similarity index 100%
rename from en-en/course1_intro/topics/lc_specialization.dita
rename to en-us/course1_intro/topics/lc_specialization.dita
diff --git a/en-en/course1_intro/topics/lc_structure.dita b/en-us/course1_intro/topics/lc_structure.dita
similarity index 100%
rename from en-en/course1_intro/topics/lc_structure.dita
rename to en-us/course1_intro/topics/lc_structure.dita
diff --git a/en-en/course1_intro/topics/lc_task.dita b/en-us/course1_intro/topics/lc_task.dita
similarity index 100%
rename from en-en/course1_intro/topics/lc_task.dita
rename to en-us/course1_intro/topics/lc_task.dita
diff --git a/en-en/course1_intro/topics/lc_topic.dita b/en-us/course1_intro/topics/lc_topic.dita
similarity index 100%
rename from en-en/course1_intro/topics/lc_topic.dita
rename to en-us/course1_intro/topics/lc_topic.dita
diff --git a/en-en/course1_intro/topics/lc_topictype.dita b/en-us/course1_intro/topics/lc_topictype.dita
similarity index 100%
rename from en-en/course1_intro/topics/lc_topictype.dita
rename to en-us/course1_intro/topics/lc_topictype.dita
diff --git a/en-en/course1_intro/topics/lca_createtopic.dita b/en-us/course1_intro/topics/lca_createtopic.dita
similarity index 100%
rename from en-en/course1_intro/topics/lca_createtopic.dita
rename to en-us/course1_intro/topics/lca_createtopic.dita
diff --git a/en-en/course1_intro/topics/lcc_assessment.dita b/en-us/course1_intro/topics/lcc_assessment.dita
similarity index 100%
rename from en-en/course1_intro/topics/lcc_assessment.dita
rename to en-us/course1_intro/topics/lcc_assessment.dita
diff --git a/en-en/course1_intro/topics/metadata/lc_md_definition.dita b/en-us/course1_intro/topics/metadata/lc_md_definition.dita
similarity index 100%
rename from en-en/course1_intro/topics/metadata/lc_md_definition.dita
rename to en-us/course1_intro/topics/metadata/lc_md_definition.dita
diff --git a/en-en/course1_intro/topics/metadata/lc_md_use.dita b/en-us/course1_intro/topics/metadata/lc_md_use.dita
similarity index 100%
rename from en-en/course1_intro/topics/metadata/lc_md_use.dita
rename to en-us/course1_intro/topics/metadata/lc_md_use.dita
diff --git a/en-en/course1_intro/topics/metadata/lc_metadata.dita b/en-us/course1_intro/topics/metadata/lc_metadata.dita
similarity index 100%
rename from en-en/course1_intro/topics/metadata/lc_metadata.dita
rename to en-us/course1_intro/topics/metadata/lc_metadata.dita
diff --git a/en-en/course1_intro/topics/tables/lc_best_practices.dita b/en-us/course1_intro/topics/tables/lc_best_practices.dita
similarity index 100%
rename from en-en/course1_intro/topics/tables/lc_best_practices.dita
rename to en-us/course1_intro/topics/tables/lc_best_practices.dita
diff --git a/en-en/course1_intro/topics/tables/lc_table_cals.dita b/en-us/course1_intro/topics/tables/lc_table_cals.dita
similarity index 100%
rename from en-en/course1_intro/topics/tables/lc_table_cals.dita
rename to en-us/course1_intro/topics/tables/lc_table_cals.dita
diff --git a/en-en/course1_intro/topics/tables/lc_table_simple.dita b/en-us/course1_intro/topics/tables/lc_table_simple.dita
similarity index 100%
rename from en-en/course1_intro/topics/tables/lc_table_simple.dita
rename to en-us/course1_intro/topics/tables/lc_table_simple.dita
diff --git a/en-en/course1_intro/topics/tables/lc_tables.dita b/en-us/course1_intro/topics/tables/lc_tables.dita
similarity index 100%
rename from en-en/course1_intro/topics/tables/lc_tables.dita
rename to en-us/course1_intro/topics/tables/lc_tables.dita
diff --git a/en-en/course2_authoring_concepts/assessments/advanced/lca_advanced.dita b/en-us/course2_authoring_concepts/assessments/advanced/lca_advanced.dita
similarity index 100%
rename from en-en/course2_authoring_concepts/assessments/advanced/lca_advanced.dita
rename to en-us/course2_authoring_concepts/assessments/advanced/lca_advanced.dita
diff --git a/en-en/course2_authoring_concepts/assessments/advanced/lca_draft-comment.dita b/en-us/course2_authoring_concepts/assessments/advanced/lca_draft-comment.dita
similarity index 100%
rename from en-en/course2_authoring_concepts/assessments/advanced/lca_draft-comment.dita
rename to en-us/course2_authoring_concepts/assessments/advanced/lca_draft-comment.dita
diff --git a/en-en/course2_authoring_concepts/assessments/advanced/lca_required-cleanup.dita b/en-us/course2_authoring_concepts/assessments/advanced/lca_required-cleanup.dita
similarity index 100%
rename from en-en/course2_authoring_concepts/assessments/advanced/lca_required-cleanup.dita
rename to en-us/course2_authoring_concepts/assessments/advanced/lca_required-cleanup.dita
diff --git a/en-en/course2_authoring_concepts/assessments/advanced/lca_section.dita b/en-us/course2_authoring_concepts/assessments/advanced/lca_section.dita
similarity index 100%
rename from en-en/course2_authoring_concepts/assessments/advanced/lca_section.dita
rename to en-us/course2_authoring_concepts/assessments/advanced/lca_section.dita
diff --git a/en-en/course2_authoring_concepts/assessments/advanced/lca_section_title.dita b/en-us/course2_authoring_concepts/assessments/advanced/lca_section_title.dita
similarity index 100%
rename from en-en/course2_authoring_concepts/assessments/advanced/lca_section_title.dita
rename to en-us/course2_authoring_concepts/assessments/advanced/lca_section_title.dita
diff --git a/en-en/course2_authoring_concepts/assessments/best_practices/lca_abuse.dita b/en-us/course2_authoring_concepts/assessments/best_practices/lca_abuse.dita
similarity index 100%
rename from en-en/course2_authoring_concepts/assessments/best_practices/lca_abuse.dita
rename to en-us/course2_authoring_concepts/assessments/best_practices/lca_abuse.dita
diff --git a/en-en/course2_authoring_concepts/assessments/best_practices/lca_content.dita b/en-us/course2_authoring_concepts/assessments/best_practices/lca_content.dita
similarity index 100%
rename from en-en/course2_authoring_concepts/assessments/best_practices/lca_content.dita
rename to en-us/course2_authoring_concepts/assessments/best_practices/lca_content.dita
diff --git a/en-en/course2_authoring_concepts/assessments/best_practices/lca_formatting2.dita b/en-us/course2_authoring_concepts/assessments/best_practices/lca_formatting2.dita
similarity index 100%
rename from en-en/course2_authoring_concepts/assessments/best_practices/lca_formatting2.dita
rename to en-us/course2_authoring_concepts/assessments/best_practices/lca_formatting2.dita
diff --git a/en-en/course2_authoring_concepts/assessments/best_practices/lca_mixed_content.dita b/en-us/course2_authoring_concepts/assessments/best_practices/lca_mixed_content.dita
similarity index 100%
rename from en-en/course2_authoring_concepts/assessments/best_practices/lca_mixed_content.dita
rename to en-us/course2_authoring_concepts/assessments/best_practices/lca_mixed_content.dita
diff --git a/en-en/course2_authoring_concepts/assessments/best_practices/lca_topic_types.dita b/en-us/course2_authoring_concepts/assessments/best_practices/lca_topic_types.dita
similarity index 100%
rename from en-en/course2_authoring_concepts/assessments/best_practices/lca_topic_types.dita
rename to en-us/course2_authoring_concepts/assessments/best_practices/lca_topic_types.dita
diff --git a/en-en/course2_authoring_concepts/assessments/creating/lca_basic_elements.dita b/en-us/course2_authoring_concepts/assessments/creating/lca_basic_elements.dita
similarity index 100%
rename from en-en/course2_authoring_concepts/assessments/creating/lca_basic_elements.dita
rename to en-us/course2_authoring_concepts/assessments/creating/lca_basic_elements.dita
diff --git a/en-en/course2_authoring_concepts/assessments/creating/lca_basic_elements.dita.bak b/en-us/course2_authoring_concepts/assessments/creating/lca_basic_elements.dita.bak
similarity index 100%
rename from en-en/course2_authoring_concepts/assessments/creating/lca_basic_elements.dita.bak
rename to en-us/course2_authoring_concepts/assessments/creating/lca_basic_elements.dita.bak
diff --git a/en-en/course2_authoring_concepts/assessments/creating/lca_conbody.dita b/en-us/course2_authoring_concepts/assessments/creating/lca_conbody.dita
similarity index 100%
rename from en-en/course2_authoring_concepts/assessments/creating/lca_conbody.dita
rename to en-us/course2_authoring_concepts/assessments/creating/lca_conbody.dita
diff --git a/en-en/course2_authoring_concepts/assessments/creating/lca_conbody.dita.bak b/en-us/course2_authoring_concepts/assessments/creating/lca_conbody.dita.bak
similarity index 100%
rename from en-en/course2_authoring_concepts/assessments/creating/lca_conbody.dita.bak
rename to en-us/course2_authoring_concepts/assessments/creating/lca_conbody.dita.bak
diff --git a/en-en/course2_authoring_concepts/assessments/creating/lca_conbody_sequence.dita b/en-us/course2_authoring_concepts/assessments/creating/lca_conbody_sequence.dita
similarity index 100%
rename from en-en/course2_authoring_concepts/assessments/creating/lca_conbody_sequence.dita
rename to en-us/course2_authoring_concepts/assessments/creating/lca_conbody_sequence.dita
diff --git a/en-en/course2_authoring_concepts/assessments/creating/lca_conbody_sequence.dita.bak b/en-us/course2_authoring_concepts/assessments/creating/lca_conbody_sequence.dita.bak
similarity index 100%
rename from en-en/course2_authoring_concepts/assessments/creating/lca_conbody_sequence.dita.bak
rename to en-us/course2_authoring_concepts/assessments/creating/lca_conbody_sequence.dita.bak
diff --git a/en-en/course2_authoring_concepts/assessments/creating/lca_ol_purpose.dita b/en-us/course2_authoring_concepts/assessments/creating/lca_ol_purpose.dita
similarity index 100%
rename from en-en/course2_authoring_concepts/assessments/creating/lca_ol_purpose.dita
rename to en-us/course2_authoring_concepts/assessments/creating/lca_ol_purpose.dita
diff --git a/en-en/course2_authoring_concepts/assessments/creating/lca_ol_purpose.dita.bak b/en-us/course2_authoring_concepts/assessments/creating/lca_ol_purpose.dita.bak
similarity index 100%
rename from en-en/course2_authoring_concepts/assessments/creating/lca_ol_purpose.dita.bak
rename to en-us/course2_authoring_concepts/assessments/creating/lca_ol_purpose.dita.bak
diff --git a/en-en/course2_authoring_concepts/assessments/creating/lca_ul_li.dita b/en-us/course2_authoring_concepts/assessments/creating/lca_ul_li.dita
similarity index 100%
rename from en-en/course2_authoring_concepts/assessments/creating/lca_ul_li.dita
rename to en-us/course2_authoring_concepts/assessments/creating/lca_ul_li.dita
diff --git a/en-en/course2_authoring_concepts/assessments/creating/lca_ul_li.dita.bak b/en-us/course2_authoring_concepts/assessments/creating/lca_ul_li.dita.bak
similarity index 100%
rename from en-en/course2_authoring_concepts/assessments/creating/lca_ul_li.dita.bak
rename to en-us/course2_authoring_concepts/assessments/creating/lca_ul_li.dita.bak
diff --git a/en-en/course2_authoring_concepts/assessments/elements/lca_dl_elements.dita b/en-us/course2_authoring_concepts/assessments/elements/lca_dl_elements.dita
similarity index 100%
rename from en-en/course2_authoring_concepts/assessments/elements/lca_dl_elements.dita
rename to en-us/course2_authoring_concepts/assessments/elements/lca_dl_elements.dita
diff --git a/en-en/course2_authoring_concepts/assessments/elements/lca_dlentry.dita b/en-us/course2_authoring_concepts/assessments/elements/lca_dlentry.dita
similarity index 100%
rename from en-en/course2_authoring_concepts/assessments/elements/lca_dlentry.dita
rename to en-us/course2_authoring_concepts/assessments/elements/lca_dlentry.dita
diff --git a/en-en/course2_authoring_concepts/assessments/elements/lca_inline.dita b/en-us/course2_authoring_concepts/assessments/elements/lca_inline.dita
similarity index 100%
rename from en-en/course2_authoring_concepts/assessments/elements/lca_inline.dita
rename to en-us/course2_authoring_concepts/assessments/elements/lca_inline.dita
diff --git a/en-en/course2_authoring_concepts/assessments/elements/lca_inline_purpose.dita b/en-us/course2_authoring_concepts/assessments/elements/lca_inline_purpose.dita
similarity index 100%
rename from en-en/course2_authoring_concepts/assessments/elements/lca_inline_purpose.dita
rename to en-us/course2_authoring_concepts/assessments/elements/lca_inline_purpose.dita
diff --git a/en-en/course2_authoring_concepts/assessments/elements/lca_menucascade.dita b/en-us/course2_authoring_concepts/assessments/elements/lca_menucascade.dita
similarity index 100%
rename from en-en/course2_authoring_concepts/assessments/elements/lca_menucascade.dita
rename to en-us/course2_authoring_concepts/assessments/elements/lca_menucascade.dita
diff --git a/en-en/course2_authoring_concepts/assessments/elements/lca_semantics.dita b/en-us/course2_authoring_concepts/assessments/elements/lca_semantics.dita
similarity index 100%
rename from en-en/course2_authoring_concepts/assessments/elements/lca_semantics.dita
rename to en-us/course2_authoring_concepts/assessments/elements/lca_semantics.dita
diff --git a/en-en/course2_authoring_concepts/assessments/images/lc_reference.dita b/en-us/course2_authoring_concepts/assessments/images/lc_reference.dita
similarity index 100%
rename from en-en/course2_authoring_concepts/assessments/images/lc_reference.dita
rename to en-us/course2_authoring_concepts/assessments/images/lc_reference.dita
diff --git a/en-en/course2_authoring_concepts/assessments/images/lca_fig.dita b/en-us/course2_authoring_concepts/assessments/images/lca_fig.dita
similarity index 100%
rename from en-en/course2_authoring_concepts/assessments/images/lca_fig.dita
rename to en-us/course2_authoring_concepts/assessments/images/lca_fig.dita
diff --git a/en-en/course2_authoring_concepts/assessments/images/lca_simpletable_elements.dita b/en-us/course2_authoring_concepts/assessments/images/lca_simpletable_elements.dita
similarity index 100%
rename from en-en/course2_authoring_concepts/assessments/images/lca_simpletable_elements.dita
rename to en-us/course2_authoring_concepts/assessments/images/lca_simpletable_elements.dita
diff --git a/en-en/course2_authoring_concepts/assessments/images/lca_table_elements.dita b/en-us/course2_authoring_concepts/assessments/images/lca_table_elements.dita
similarity index 100%
rename from en-en/course2_authoring_concepts/assessments/images/lca_table_elements.dita
rename to en-us/course2_authoring_concepts/assessments/images/lca_table_elements.dita
diff --git a/en-en/course2_authoring_concepts/assessments/images/lca_thead.dita b/en-us/course2_authoring_concepts/assessments/images/lca_thead.dita
similarity index 100%
rename from en-en/course2_authoring_concepts/assessments/images/lca_thead.dita
rename to en-us/course2_authoring_concepts/assessments/images/lca_thead.dita
diff --git a/en-en/course2_authoring_concepts/assessments/images/lca_where_images.dita b/en-us/course2_authoring_concepts/assessments/images/lca_where_images.dita
similarity index 100%
rename from en-en/course2_authoring_concepts/assessments/images/lca_where_images.dita
rename to en-us/course2_authoring_concepts/assessments/images/lca_where_images.dita
diff --git a/en-en/course2_authoring_concepts/authoring_dita_concepts.ditamap b/en-us/course2_authoring_concepts/authoring_dita_concepts.ditamap
similarity index 100%
rename from en-en/course2_authoring_concepts/authoring_dita_concepts.ditamap
rename to en-us/course2_authoring_concepts/authoring_dita_concepts.ditamap
diff --git a/en-en/course2_authoring_concepts/maps/m_advanced.ditamap b/en-us/course2_authoring_concepts/maps/m_advanced.ditamap
similarity index 100%
rename from en-en/course2_authoring_concepts/maps/m_advanced.ditamap
rename to en-us/course2_authoring_concepts/maps/m_advanced.ditamap
diff --git a/en-en/course2_authoring_concepts/maps/m_best_practices.ditamap b/en-us/course2_authoring_concepts/maps/m_best_practices.ditamap
similarity index 100%
rename from en-en/course2_authoring_concepts/maps/m_best_practices.ditamap
rename to en-us/course2_authoring_concepts/maps/m_best_practices.ditamap
diff --git a/en-en/course2_authoring_concepts/maps/m_creating.ditamap b/en-us/course2_authoring_concepts/maps/m_creating.ditamap
similarity index 100%
rename from en-en/course2_authoring_concepts/maps/m_creating.ditamap
rename to en-us/course2_authoring_concepts/maps/m_creating.ditamap
diff --git a/en-en/course2_authoring_concepts/maps/m_elements.ditamap b/en-us/course2_authoring_concepts/maps/m_elements.ditamap
similarity index 100%
rename from en-en/course2_authoring_concepts/maps/m_elements.ditamap
rename to en-us/course2_authoring_concepts/maps/m_elements.ditamap
diff --git a/en-en/course2_authoring_concepts/maps/m_images_and_tables.ditamap b/en-us/course2_authoring_concepts/maps/m_images_and_tables.ditamap
similarity index 100%
rename from en-en/course2_authoring_concepts/maps/m_images_and_tables.ditamap
rename to en-us/course2_authoring_concepts/maps/m_images_and_tables.ditamap
diff --git a/en-en/course2_authoring_concepts/media/advanced/exercise_4.png b/en-us/course2_authoring_concepts/media/advanced/exercise_4.png
similarity index 100%
rename from en-en/course2_authoring_concepts/media/advanced/exercise_4.png
rename to en-us/course2_authoring_concepts/media/advanced/exercise_4.png
diff --git a/en-en/course2_authoring_concepts/media/concept_samples.zip b/en-us/course2_authoring_concepts/media/concept_samples.zip
similarity index 100%
rename from en-en/course2_authoring_concepts/media/concept_samples.zip
rename to en-us/course2_authoring_concepts/media/concept_samples.zip
diff --git a/en-en/course2_authoring_concepts/media/elements/exercise_3.png b/en-us/course2_authoring_concepts/media/elements/exercise_3.png
similarity index 100%
rename from en-en/course2_authoring_concepts/media/elements/exercise_3.png
rename to en-us/course2_authoring_concepts/media/elements/exercise_3.png
diff --git a/en-en/course2_authoring_concepts/media/images_and_tables/configurebetter1.png b/en-us/course2_authoring_concepts/media/images_and_tables/configurebetter1.png
similarity index 100%
rename from en-en/course2_authoring_concepts/media/images_and_tables/configurebetter1.png
rename to en-us/course2_authoring_concepts/media/images_and_tables/configurebetter1.png
diff --git a/en-en/course2_authoring_concepts/media/images_and_tables/exercise_2.png b/en-us/course2_authoring_concepts/media/images_and_tables/exercise_2.png
similarity index 100%
rename from en-en/course2_authoring_concepts/media/images_and_tables/exercise_2.png
rename to en-us/course2_authoring_concepts/media/images_and_tables/exercise_2.png
diff --git a/en-en/course2_authoring_concepts/media/images_and_tables/simpletable.png b/en-us/course2_authoring_concepts/media/images_and_tables/simpletable.png
similarity index 100%
rename from en-en/course2_authoring_concepts/media/images_and_tables/simpletable.png
rename to en-us/course2_authoring_concepts/media/images_and_tables/simpletable.png
diff --git a/en-en/course2_authoring_concepts/media/images_and_tables/table.png b/en-us/course2_authoring_concepts/media/images_and_tables/table.png
similarity index 100%
rename from en-en/course2_authoring_concepts/media/images_and_tables/table.png
rename to en-us/course2_authoring_concepts/media/images_and_tables/table.png
diff --git a/en-en/course2_authoring_concepts/media/images_and_tables/table_examples.png b/en-us/course2_authoring_concepts/media/images_and_tables/table_examples.png
similarity index 100%
rename from en-en/course2_authoring_concepts/media/images_and_tables/table_examples.png
rename to en-us/course2_authoring_concepts/media/images_and_tables/table_examples.png
diff --git a/en-en/course2_authoring_concepts/media/new_concept/exercise_1.png b/en-us/course2_authoring_concepts/media/new_concept/exercise_1.png
similarity index 100%
rename from en-en/course2_authoring_concepts/media/new_concept/exercise_1.png
rename to en-us/course2_authoring_concepts/media/new_concept/exercise_1.png
diff --git a/en-en/course2_authoring_concepts/samples/images/ducklings_sitting.jpg b/en-us/course2_authoring_concepts/samples/images/ducklings_sitting.jpg
similarity index 100%
rename from en-en/course2_authoring_concepts/samples/images/ducklings_sitting.jpg
rename to en-us/course2_authoring_concepts/samples/images/ducklings_sitting.jpg
diff --git a/en-en/course2_authoring_concepts/samples/images/ducklings_walking.jpg b/en-us/course2_authoring_concepts/samples/images/ducklings_walking.jpg
similarity index 100%
rename from en-en/course2_authoring_concepts/samples/images/ducklings_walking.jpg
rename to en-us/course2_authoring_concepts/samples/images/ducklings_walking.jpg
diff --git a/en-en/course2_authoring_concepts/samples/l_concept_advanced.dita b/en-us/course2_authoring_concepts/samples/l_concept_advanced.dita
similarity index 100%
rename from en-en/course2_authoring_concepts/samples/l_concept_advanced.dita
rename to en-us/course2_authoring_concepts/samples/l_concept_advanced.dita
diff --git a/en-en/course2_authoring_concepts/samples/l_concept_advanced_exercise.dita b/en-us/course2_authoring_concepts/samples/l_concept_advanced_exercise.dita
similarity index 100%
rename from en-en/course2_authoring_concepts/samples/l_concept_advanced_exercise.dita
rename to en-us/course2_authoring_concepts/samples/l_concept_advanced_exercise.dita
diff --git a/en-en/course2_authoring_concepts/samples/l_concept_advanced_exercise_start.dita b/en-us/course2_authoring_concepts/samples/l_concept_advanced_exercise_start.dita
similarity index 100%
rename from en-en/course2_authoring_concepts/samples/l_concept_advanced_exercise_start.dita
rename to en-us/course2_authoring_concepts/samples/l_concept_advanced_exercise_start.dita
diff --git a/en-en/course2_authoring_concepts/samples/l_concept_advanced_start.dita b/en-us/course2_authoring_concepts/samples/l_concept_advanced_start.dita
similarity index 100%
rename from en-en/course2_authoring_concepts/samples/l_concept_advanced_start.dita
rename to en-us/course2_authoring_concepts/samples/l_concept_advanced_start.dita
diff --git a/en-en/course2_authoring_concepts/samples/l_concept_elements.dita b/en-us/course2_authoring_concepts/samples/l_concept_elements.dita
similarity index 100%
rename from en-en/course2_authoring_concepts/samples/l_concept_elements.dita
rename to en-us/course2_authoring_concepts/samples/l_concept_elements.dita
diff --git a/en-en/course2_authoring_concepts/samples/l_concept_elements_exercise.dita b/en-us/course2_authoring_concepts/samples/l_concept_elements_exercise.dita
similarity index 100%
rename from en-en/course2_authoring_concepts/samples/l_concept_elements_exercise.dita
rename to en-us/course2_authoring_concepts/samples/l_concept_elements_exercise.dita
diff --git a/en-en/course2_authoring_concepts/samples/l_concept_elements_exercise_start.dita b/en-us/course2_authoring_concepts/samples/l_concept_elements_exercise_start.dita
similarity index 100%
rename from en-en/course2_authoring_concepts/samples/l_concept_elements_exercise_start.dita
rename to en-us/course2_authoring_concepts/samples/l_concept_elements_exercise_start.dita
diff --git a/en-en/course2_authoring_concepts/samples/l_concept_elements_start.dita b/en-us/course2_authoring_concepts/samples/l_concept_elements_start.dita
similarity index 100%
rename from en-en/course2_authoring_concepts/samples/l_concept_elements_start.dita
rename to en-us/course2_authoring_concepts/samples/l_concept_elements_start.dita
diff --git a/en-en/course2_authoring_concepts/samples/l_concept_images_tables.dita b/en-us/course2_authoring_concepts/samples/l_concept_images_tables.dita
similarity index 100%
rename from en-en/course2_authoring_concepts/samples/l_concept_images_tables.dita
rename to en-us/course2_authoring_concepts/samples/l_concept_images_tables.dita
diff --git a/en-en/course2_authoring_concepts/samples/l_concept_images_tables_exercise.dita b/en-us/course2_authoring_concepts/samples/l_concept_images_tables_exercise.dita
similarity index 100%
rename from en-en/course2_authoring_concepts/samples/l_concept_images_tables_exercise.dita
rename to en-us/course2_authoring_concepts/samples/l_concept_images_tables_exercise.dita
diff --git a/en-en/course2_authoring_concepts/samples/l_concept_images_tables_exercise_start.dita b/en-us/course2_authoring_concepts/samples/l_concept_images_tables_exercise_start.dita
similarity index 100%
rename from en-en/course2_authoring_concepts/samples/l_concept_images_tables_exercise_start.dita
rename to en-us/course2_authoring_concepts/samples/l_concept_images_tables_exercise_start.dita
diff --git a/en-en/course2_authoring_concepts/samples/l_concept_images_tables_start.dita b/en-us/course2_authoring_concepts/samples/l_concept_images_tables_start.dita
similarity index 100%
rename from en-en/course2_authoring_concepts/samples/l_concept_images_tables_start.dita
rename to en-us/course2_authoring_concepts/samples/l_concept_images_tables_start.dita
diff --git a/en-en/course2_authoring_concepts/samples/l_new_concept.dita b/en-us/course2_authoring_concepts/samples/l_new_concept.dita
similarity index 100%
rename from en-en/course2_authoring_concepts/samples/l_new_concept.dita
rename to en-us/course2_authoring_concepts/samples/l_new_concept.dita
diff --git a/en-en/course2_authoring_concepts/samples/l_new_concept_exercise.dita b/en-us/course2_authoring_concepts/samples/l_new_concept_exercise.dita
similarity index 100%
rename from en-en/course2_authoring_concepts/samples/l_new_concept_exercise.dita
rename to en-us/course2_authoring_concepts/samples/l_new_concept_exercise.dita
diff --git a/en-en/course2_authoring_concepts/samples/l_new_concept_exercise_start.dita b/en-us/course2_authoring_concepts/samples/l_new_concept_exercise_start.dita
similarity index 100%
rename from en-en/course2_authoring_concepts/samples/l_new_concept_exercise_start.dita
rename to en-us/course2_authoring_concepts/samples/l_new_concept_exercise_start.dita
diff --git a/en-en/course2_authoring_concepts/samples/l_new_concept_start.dita b/en-us/course2_authoring_concepts/samples/l_new_concept_start.dita
similarity index 100%
rename from en-en/course2_authoring_concepts/samples/l_new_concept_start.dita
rename to en-us/course2_authoring_concepts/samples/l_new_concept_start.dita
diff --git a/en-en/course2_authoring_concepts/topics/lc_advanced.dita b/en-us/course2_authoring_concepts/topics/lc_advanced.dita
similarity index 100%
rename from en-en/course2_authoring_concepts/topics/lc_advanced.dita
rename to en-us/course2_authoring_concepts/topics/lc_advanced.dita
diff --git a/en-en/course2_authoring_concepts/topics/lc_advanced_intro.dita b/en-us/course2_authoring_concepts/topics/lc_advanced_intro.dita
similarity index 100%
rename from en-en/course2_authoring_concepts/topics/lc_advanced_intro.dita
rename to en-us/course2_authoring_concepts/topics/lc_advanced_intro.dita
diff --git a/en-en/course2_authoring_concepts/topics/lc_basic_elements.dita b/en-us/course2_authoring_concepts/topics/lc_basic_elements.dita
similarity index 100%
rename from en-en/course2_authoring_concepts/topics/lc_basic_elements.dita
rename to en-us/course2_authoring_concepts/topics/lc_basic_elements.dita
diff --git a/en-en/course2_authoring_concepts/topics/lc_basic_elements.dita.bak b/en-us/course2_authoring_concepts/topics/lc_basic_elements.dita.bak
similarity index 100%
rename from en-en/course2_authoring_concepts/topics/lc_basic_elements.dita.bak
rename to en-us/course2_authoring_concepts/topics/lc_basic_elements.dita.bak
diff --git a/en-en/course2_authoring_concepts/topics/lc_best_practices.dita b/en-us/course2_authoring_concepts/topics/lc_best_practices.dita
similarity index 100%
rename from en-en/course2_authoring_concepts/topics/lc_best_practices.dita
rename to en-us/course2_authoring_concepts/topics/lc_best_practices.dita
diff --git a/en-en/course2_authoring_concepts/topics/lc_best_practices_intro.dita b/en-us/course2_authoring_concepts/topics/lc_best_practices_intro.dita
similarity index 100%
rename from en-en/course2_authoring_concepts/topics/lc_best_practices_intro.dita
rename to en-us/course2_authoring_concepts/topics/lc_best_practices_intro.dita
diff --git a/en-en/course2_authoring_concepts/topics/lc_consistency.dita b/en-us/course2_authoring_concepts/topics/lc_consistency.dita
similarity index 100%
rename from en-en/course2_authoring_concepts/topics/lc_consistency.dita
rename to en-us/course2_authoring_concepts/topics/lc_consistency.dita
diff --git a/en-en/course2_authoring_concepts/topics/lc_creating.dita b/en-us/course2_authoring_concepts/topics/lc_creating.dita
similarity index 100%
rename from en-en/course2_authoring_concepts/topics/lc_creating.dita
rename to en-us/course2_authoring_concepts/topics/lc_creating.dita
diff --git a/en-en/course2_authoring_concepts/topics/lc_creating.dita.bak b/en-us/course2_authoring_concepts/topics/lc_creating.dita.bak
similarity index 100%
rename from en-en/course2_authoring_concepts/topics/lc_creating.dita.bak
rename to en-us/course2_authoring_concepts/topics/lc_creating.dita.bak
diff --git a/en-en/course2_authoring_concepts/topics/lc_creating_new.dita b/en-us/course2_authoring_concepts/topics/lc_creating_new.dita
similarity index 100%
rename from en-en/course2_authoring_concepts/topics/lc_creating_new.dita
rename to en-us/course2_authoring_concepts/topics/lc_creating_new.dita
diff --git a/en-en/course2_authoring_concepts/topics/lc_creating_new.dita.bak b/en-us/course2_authoring_concepts/topics/lc_creating_new.dita.bak
similarity index 100%
rename from en-en/course2_authoring_concepts/topics/lc_creating_new.dita.bak
rename to en-us/course2_authoring_concepts/topics/lc_creating_new.dita.bak
diff --git a/en-en/course2_authoring_concepts/topics/lc_elements.dita b/en-us/course2_authoring_concepts/topics/lc_elements.dita
similarity index 100%
rename from en-en/course2_authoring_concepts/topics/lc_elements.dita
rename to en-us/course2_authoring_concepts/topics/lc_elements.dita
diff --git a/en-en/course2_authoring_concepts/topics/lc_elements_intro.dita b/en-us/course2_authoring_concepts/topics/lc_elements_intro.dita
similarity index 100%
rename from en-en/course2_authoring_concepts/topics/lc_elements_intro.dita
rename to en-us/course2_authoring_concepts/topics/lc_elements_intro.dita
diff --git a/en-en/course2_authoring_concepts/topics/lc_example_files.dita b/en-us/course2_authoring_concepts/topics/lc_example_files.dita
similarity index 100%
rename from en-en/course2_authoring_concepts/topics/lc_example_files.dita
rename to en-us/course2_authoring_concepts/topics/lc_example_files.dita
diff --git a/en-en/course2_authoring_concepts/topics/lc_example_files.dita.bak b/en-us/course2_authoring_concepts/topics/lc_example_files.dita.bak
similarity index 100%
rename from en-en/course2_authoring_concepts/topics/lc_example_files.dita.bak
rename to en-us/course2_authoring_concepts/topics/lc_example_files.dita.bak
diff --git a/en-en/course2_authoring_concepts/topics/lc_formatting.dita b/en-us/course2_authoring_concepts/topics/lc_formatting.dita
similarity index 100%
rename from en-en/course2_authoring_concepts/topics/lc_formatting.dita
rename to en-us/course2_authoring_concepts/topics/lc_formatting.dita
diff --git a/en-en/course2_authoring_concepts/topics/lc_images.dita b/en-us/course2_authoring_concepts/topics/lc_images.dita
similarity index 100%
rename from en-en/course2_authoring_concepts/topics/lc_images.dita
rename to en-us/course2_authoring_concepts/topics/lc_images.dita
diff --git a/en-en/course2_authoring_concepts/topics/lc_images_intro.dita b/en-us/course2_authoring_concepts/topics/lc_images_intro.dita
similarity index 100%
rename from en-en/course2_authoring_concepts/topics/lc_images_intro.dita
rename to en-us/course2_authoring_concepts/topics/lc_images_intro.dita
diff --git a/en-en/course2_authoring_concepts/topics/lc_inline.dita b/en-us/course2_authoring_concepts/topics/lc_inline.dita
similarity index 100%
rename from en-en/course2_authoring_concepts/topics/lc_inline.dita
rename to en-us/course2_authoring_concepts/topics/lc_inline.dita
diff --git a/en-en/course2_authoring_concepts/topics/lc_more_advanced.dita b/en-us/course2_authoring_concepts/topics/lc_more_advanced.dita
similarity index 100%
rename from en-en/course2_authoring_concepts/topics/lc_more_advanced.dita
rename to en-us/course2_authoring_concepts/topics/lc_more_advanced.dita
diff --git a/en-en/course2_authoring_concepts/topics/lc_semantic.dita b/en-us/course2_authoring_concepts/topics/lc_semantic.dita
similarity index 100%
rename from en-en/course2_authoring_concepts/topics/lc_semantic.dita
rename to en-us/course2_authoring_concepts/topics/lc_semantic.dita
diff --git a/en-en/course2_authoring_concepts/topics/lc_simpletables.dita b/en-us/course2_authoring_concepts/topics/lc_simpletables.dita
similarity index 100%
rename from en-en/course2_authoring_concepts/topics/lc_simpletables.dita
rename to en-us/course2_authoring_concepts/topics/lc_simpletables.dita
diff --git a/en-en/course2_authoring_concepts/topics/lc_steps.dita b/en-us/course2_authoring_concepts/topics/lc_steps.dita
similarity index 100%
rename from en-en/course2_authoring_concepts/topics/lc_steps.dita
rename to en-us/course2_authoring_concepts/topics/lc_steps.dita
diff --git a/en-en/course2_authoring_concepts/topics/lc_steps_intro.dita b/en-us/course2_authoring_concepts/topics/lc_steps_intro.dita
similarity index 100%
rename from en-en/course2_authoring_concepts/topics/lc_steps_intro.dita
rename to en-us/course2_authoring_concepts/topics/lc_steps_intro.dita
diff --git a/en-en/course2_authoring_concepts/topics/lc_steps_w_task.dita b/en-us/course2_authoring_concepts/topics/lc_steps_w_task.dita
similarity index 100%
rename from en-en/course2_authoring_concepts/topics/lc_steps_w_task.dita
rename to en-us/course2_authoring_concepts/topics/lc_steps_w_task.dita
diff --git a/en-en/course2_authoring_concepts/topics/lc_tables.dita b/en-us/course2_authoring_concepts/topics/lc_tables.dita
similarity index 100%
rename from en-en/course2_authoring_concepts/topics/lc_tables.dita
rename to en-us/course2_authoring_concepts/topics/lc_tables.dita
diff --git a/en-en/course2_authoring_concepts/topics/lcc_assessment.dita b/en-us/course2_authoring_concepts/topics/lcc_assessment.dita
similarity index 100%
rename from en-en/course2_authoring_concepts/topics/lcc_assessment.dita
rename to en-us/course2_authoring_concepts/topics/lcc_assessment.dita
diff --git a/en-en/course2_authoring_concepts/topics/lcc_assessment.dita.bak b/en-us/course2_authoring_concepts/topics/lcc_assessment.dita.bak
similarity index 100%
rename from en-en/course2_authoring_concepts/topics/lcc_assessment.dita.bak
rename to en-us/course2_authoring_concepts/topics/lcc_assessment.dita.bak
diff --git a/en-en/course3_authoring_tasks/assessments/best_practices/lca_context.dita b/en-us/course3_authoring_tasks/assessments/best_practices/lca_context.dita
similarity index 100%
rename from en-en/course3_authoring_tasks/assessments/best_practices/lca_context.dita
rename to en-us/course3_authoring_tasks/assessments/best_practices/lca_context.dita
diff --git a/en-en/course3_authoring_tasks/assessments/best_practices/lca_planning.dita b/en-us/course3_authoring_tasks/assessments/best_practices/lca_planning.dita
similarity index 100%
rename from en-en/course3_authoring_tasks/assessments/best_practices/lca_planning.dita
rename to en-us/course3_authoring_tasks/assessments/best_practices/lca_planning.dita
diff --git a/en-en/course3_authoring_tasks/assessments/best_practices/lca_reuse.dita b/en-us/course3_authoring_tasks/assessments/best_practices/lca_reuse.dita
similarity index 100%
rename from en-en/course3_authoring_tasks/assessments/best_practices/lca_reuse.dita
rename to en-us/course3_authoring_tasks/assessments/best_practices/lca_reuse.dita
diff --git a/en-en/course3_authoring_tasks/assessments/best_practices/lca_steps.dita b/en-us/course3_authoring_tasks/assessments/best_practices/lca_steps.dita
similarity index 100%
rename from en-en/course3_authoring_tasks/assessments/best_practices/lca_steps.dita
rename to en-us/course3_authoring_tasks/assessments/best_practices/lca_steps.dita
diff --git a/en-en/course3_authoring_tasks/assessments/best_practices/lca_substeps.dita b/en-us/course3_authoring_tasks/assessments/best_practices/lca_substeps.dita
similarity index 100%
rename from en-en/course3_authoring_tasks/assessments/best_practices/lca_substeps.dita
rename to en-us/course3_authoring_tasks/assessments/best_practices/lca_substeps.dita
diff --git a/en-en/course3_authoring_tasks/assessments/best_practices/lca_template.dita b/en-us/course3_authoring_tasks/assessments/best_practices/lca_template.dita
similarity index 100%
rename from en-en/course3_authoring_tasks/assessments/best_practices/lca_template.dita
rename to en-us/course3_authoring_tasks/assessments/best_practices/lca_template.dita
diff --git a/en-en/course3_authoring_tasks/assessments/best_practices/lca_uses.dita b/en-us/course3_authoring_tasks/assessments/best_practices/lca_uses.dita
similarity index 100%
rename from en-en/course3_authoring_tasks/assessments/best_practices/lca_uses.dita
rename to en-us/course3_authoring_tasks/assessments/best_practices/lca_uses.dita
diff --git a/en-en/course3_authoring_tasks/assessments/creating/lca_body.dita b/en-us/course3_authoring_tasks/assessments/creating/lca_body.dita
similarity index 100%
rename from en-en/course3_authoring_tasks/assessments/creating/lca_body.dita
rename to en-us/course3_authoring_tasks/assessments/creating/lca_body.dita
diff --git a/en-en/course3_authoring_tasks/assessments/creating/lca_context.dita b/en-us/course3_authoring_tasks/assessments/creating/lca_context.dita
similarity index 100%
rename from en-en/course3_authoring_tasks/assessments/creating/lca_context.dita
rename to en-us/course3_authoring_tasks/assessments/creating/lca_context.dita
diff --git a/en-en/course3_authoring_tasks/assessments/creating/lca_prereq.dita b/en-us/course3_authoring_tasks/assessments/creating/lca_prereq.dita
similarity index 100%
rename from en-en/course3_authoring_tasks/assessments/creating/lca_prereq.dita
rename to en-us/course3_authoring_tasks/assessments/creating/lca_prereq.dita
diff --git a/en-en/course3_authoring_tasks/assessments/creating/lca_required.dita b/en-us/course3_authoring_tasks/assessments/creating/lca_required.dita
similarity index 100%
rename from en-en/course3_authoring_tasks/assessments/creating/lca_required.dita
rename to en-us/course3_authoring_tasks/assessments/creating/lca_required.dita
diff --git a/en-en/course3_authoring_tasks/assessments/creating/lca_strict.dita b/en-us/course3_authoring_tasks/assessments/creating/lca_strict.dita
similarity index 100%
rename from en-en/course3_authoring_tasks/assessments/creating/lca_strict.dita
rename to en-us/course3_authoring_tasks/assessments/creating/lca_strict.dita
diff --git a/en-en/course3_authoring_tasks/assessments/creating/lca_template.dita b/en-us/course3_authoring_tasks/assessments/creating/lca_template.dita
similarity index 100%
rename from en-en/course3_authoring_tasks/assessments/creating/lca_template.dita
rename to en-us/course3_authoring_tasks/assessments/creating/lca_template.dita
diff --git a/en-en/course3_authoring_tasks/assessments/finishing/lca_elements.dita b/en-us/course3_authoring_tasks/assessments/finishing/lca_elements.dita
similarity index 100%
rename from en-en/course3_authoring_tasks/assessments/finishing/lca_elements.dita
rename to en-us/course3_authoring_tasks/assessments/finishing/lca_elements.dita
diff --git a/en-en/course3_authoring_tasks/assessments/finishing/lca_example.dita b/en-us/course3_authoring_tasks/assessments/finishing/lca_example.dita
similarity index 100%
rename from en-en/course3_authoring_tasks/assessments/finishing/lca_example.dita
rename to en-us/course3_authoring_tasks/assessments/finishing/lca_example.dita
diff --git a/en-en/course3_authoring_tasks/assessments/finishing/lca_postreq.dita b/en-us/course3_authoring_tasks/assessments/finishing/lca_postreq.dita
similarity index 100%
rename from en-en/course3_authoring_tasks/assessments/finishing/lca_postreq.dita
rename to en-us/course3_authoring_tasks/assessments/finishing/lca_postreq.dita
diff --git a/en-en/course3_authoring_tasks/assessments/finishing/lca_result.dita b/en-us/course3_authoring_tasks/assessments/finishing/lca_result.dita
similarity index 100%
rename from en-en/course3_authoring_tasks/assessments/finishing/lca_result.dita
rename to en-us/course3_authoring_tasks/assessments/finishing/lca_result.dita
diff --git a/en-en/course3_authoring_tasks/assessments/finishing/lca_sequence.dita b/en-us/course3_authoring_tasks/assessments/finishing/lca_sequence.dita
similarity index 100%
rename from en-en/course3_authoring_tasks/assessments/finishing/lca_sequence.dita
rename to en-us/course3_authoring_tasks/assessments/finishing/lca_sequence.dita
diff --git a/en-en/course3_authoring_tasks/assessments/finishing/lca_template.dita b/en-us/course3_authoring_tasks/assessments/finishing/lca_template.dita
similarity index 100%
rename from en-en/course3_authoring_tasks/assessments/finishing/lca_template.dita
rename to en-us/course3_authoring_tasks/assessments/finishing/lca_template.dita
diff --git a/en-en/course3_authoring_tasks/assessments/steps/lca_choices.dita b/en-us/course3_authoring_tasks/assessments/steps/lca_choices.dita
similarity index 100%
rename from en-en/course3_authoring_tasks/assessments/steps/lca_choices.dita
rename to en-us/course3_authoring_tasks/assessments/steps/lca_choices.dita
diff --git a/en-en/course3_authoring_tasks/assessments/steps/lca_choicetable.dita b/en-us/course3_authoring_tasks/assessments/steps/lca_choicetable.dita
similarity index 100%
rename from en-en/course3_authoring_tasks/assessments/steps/lca_choicetable.dita
rename to en-us/course3_authoring_tasks/assessments/steps/lca_choicetable.dita
diff --git a/en-en/course3_authoring_tasks/assessments/steps/lca_command.dita b/en-us/course3_authoring_tasks/assessments/steps/lca_command.dita
similarity index 100%
rename from en-en/course3_authoring_tasks/assessments/steps/lca_command.dita
rename to en-us/course3_authoring_tasks/assessments/steps/lca_command.dita
diff --git a/en-en/course3_authoring_tasks/assessments/steps/lca_info.dita b/en-us/course3_authoring_tasks/assessments/steps/lca_info.dita
similarity index 100%
rename from en-en/course3_authoring_tasks/assessments/steps/lca_info.dita
rename to en-us/course3_authoring_tasks/assessments/steps/lca_info.dita
diff --git a/en-en/course3_authoring_tasks/assessments/steps/lca_nesting.dita b/en-us/course3_authoring_tasks/assessments/steps/lca_nesting.dita
similarity index 100%
rename from en-en/course3_authoring_tasks/assessments/steps/lca_nesting.dita
rename to en-us/course3_authoring_tasks/assessments/steps/lca_nesting.dita
diff --git a/en-en/course3_authoring_tasks/assessments/steps/lca_notes.dita b/en-us/course3_authoring_tasks/assessments/steps/lca_notes.dita
similarity index 100%
rename from en-en/course3_authoring_tasks/assessments/steps/lca_notes.dita
rename to en-us/course3_authoring_tasks/assessments/steps/lca_notes.dita
diff --git a/en-en/course3_authoring_tasks/assessments/steps/lca_stepresult.dita b/en-us/course3_authoring_tasks/assessments/steps/lca_stepresult.dita
similarity index 100%
rename from en-en/course3_authoring_tasks/assessments/steps/lca_stepresult.dita
rename to en-us/course3_authoring_tasks/assessments/steps/lca_stepresult.dita
diff --git a/en-en/course3_authoring_tasks/assessments/steps/lca_steps.dita b/en-us/course3_authoring_tasks/assessments/steps/lca_steps.dita
similarity index 100%
rename from en-en/course3_authoring_tasks/assessments/steps/lca_steps.dita
rename to en-us/course3_authoring_tasks/assessments/steps/lca_steps.dita
diff --git a/en-en/course3_authoring_tasks/assessments/steps/lca_stepxmp.dita b/en-us/course3_authoring_tasks/assessments/steps/lca_stepxmp.dita
similarity index 100%
rename from en-en/course3_authoring_tasks/assessments/steps/lca_stepxmp.dita
rename to en-us/course3_authoring_tasks/assessments/steps/lca_stepxmp.dita
diff --git a/en-en/course3_authoring_tasks/assessments/steps/lca_substeps.dita b/en-us/course3_authoring_tasks/assessments/steps/lca_substeps.dita
similarity index 100%
rename from en-en/course3_authoring_tasks/assessments/steps/lca_substeps.dita
rename to en-us/course3_authoring_tasks/assessments/steps/lca_substeps.dita
diff --git a/en-en/course3_authoring_tasks/assessments/steps/lca_template.dita b/en-us/course3_authoring_tasks/assessments/steps/lca_template.dita
similarity index 100%
rename from en-en/course3_authoring_tasks/assessments/steps/lca_template.dita
rename to en-us/course3_authoring_tasks/assessments/steps/lca_template.dita
diff --git a/en-en/course3_authoring_tasks/authoring_dita_tasks.ditamap b/en-us/course3_authoring_tasks/authoring_dita_tasks.ditamap
similarity index 100%
rename from en-en/course3_authoring_tasks/authoring_dita_tasks.ditamap
rename to en-us/course3_authoring_tasks/authoring_dita_tasks.ditamap
diff --git a/en-en/course3_authoring_tasks/maps/m_best_practices.ditamap b/en-us/course3_authoring_tasks/maps/m_best_practices.ditamap
similarity index 100%
rename from en-en/course3_authoring_tasks/maps/m_best_practices.ditamap
rename to en-us/course3_authoring_tasks/maps/m_best_practices.ditamap
diff --git a/en-en/course3_authoring_tasks/maps/m_creating.ditamap b/en-us/course3_authoring_tasks/maps/m_creating.ditamap
similarity index 100%
rename from en-en/course3_authoring_tasks/maps/m_creating.ditamap
rename to en-us/course3_authoring_tasks/maps/m_creating.ditamap
diff --git a/en-en/course3_authoring_tasks/maps/m_finishing.ditamap b/en-us/course3_authoring_tasks/maps/m_finishing.ditamap
similarity index 100%
rename from en-en/course3_authoring_tasks/maps/m_finishing.ditamap
rename to en-us/course3_authoring_tasks/maps/m_finishing.ditamap
diff --git a/en-en/course3_authoring_tasks/maps/m_steps.ditamap b/en-us/course3_authoring_tasks/maps/m_steps.ditamap
similarity index 100%
rename from en-en/course3_authoring_tasks/maps/m_steps.ditamap
rename to en-us/course3_authoring_tasks/maps/m_steps.ditamap
diff --git a/en-en/course3_authoring_tasks/resources/general_task.dita b/en-us/course3_authoring_tasks/resources/general_task.dita
similarity index 100%
rename from en-en/course3_authoring_tasks/resources/general_task.dita
rename to en-us/course3_authoring_tasks/resources/general_task.dita
diff --git a/en-en/course3_authoring_tasks/resources/strict_task.dita b/en-us/course3_authoring_tasks/resources/strict_task.dita
similarity index 100%
rename from en-en/course3_authoring_tasks/resources/strict_task.dita
rename to en-us/course3_authoring_tasks/resources/strict_task.dita
diff --git a/en-en/course3_authoring_tasks/samples/l_task_start.dita b/en-us/course3_authoring_tasks/samples/l_task_start.dita
similarity index 100%
rename from en-en/course3_authoring_tasks/samples/l_task_start.dita
rename to en-us/course3_authoring_tasks/samples/l_task_start.dita
diff --git a/en-en/course3_authoring_tasks/samples/lesson1/l_new_task.dita b/en-us/course3_authoring_tasks/samples/lesson1/l_new_task.dita
similarity index 100%
rename from en-en/course3_authoring_tasks/samples/lesson1/l_new_task.dita
rename to en-us/course3_authoring_tasks/samples/lesson1/l_new_task.dita
diff --git a/en-en/course3_authoring_tasks/samples/lesson1/l_new_task_exercise.dita b/en-us/course3_authoring_tasks/samples/lesson1/l_new_task_exercise.dita
similarity index 100%
rename from en-en/course3_authoring_tasks/samples/lesson1/l_new_task_exercise.dita
rename to en-us/course3_authoring_tasks/samples/lesson1/l_new_task_exercise.dita
diff --git a/en-en/course3_authoring_tasks/samples/lesson1/l_new_task_exercise_start.dita b/en-us/course3_authoring_tasks/samples/lesson1/l_new_task_exercise_start.dita
similarity index 100%
rename from en-en/course3_authoring_tasks/samples/lesson1/l_new_task_exercise_start.dita
rename to en-us/course3_authoring_tasks/samples/lesson1/l_new_task_exercise_start.dita
diff --git a/en-en/course3_authoring_tasks/samples/lesson2/l_task_steps.dita b/en-us/course3_authoring_tasks/samples/lesson2/l_task_steps.dita
similarity index 100%
rename from en-en/course3_authoring_tasks/samples/lesson2/l_task_steps.dita
rename to en-us/course3_authoring_tasks/samples/lesson2/l_task_steps.dita
diff --git a/en-en/course3_authoring_tasks/samples/lesson2/l_task_steps_exercise.dita b/en-us/course3_authoring_tasks/samples/lesson2/l_task_steps_exercise.dita
similarity index 100%
rename from en-en/course3_authoring_tasks/samples/lesson2/l_task_steps_exercise.dita
rename to en-us/course3_authoring_tasks/samples/lesson2/l_task_steps_exercise.dita
diff --git a/en-en/course3_authoring_tasks/samples/lesson2/l_task_steps_exercise_start.dita b/en-us/course3_authoring_tasks/samples/lesson2/l_task_steps_exercise_start.dita
similarity index 100%
rename from en-en/course3_authoring_tasks/samples/lesson2/l_task_steps_exercise_start.dita
rename to en-us/course3_authoring_tasks/samples/lesson2/l_task_steps_exercise_start.dita
diff --git a/en-en/course3_authoring_tasks/samples/lesson3/l_task_finishing.dita b/en-us/course3_authoring_tasks/samples/lesson3/l_task_finishing.dita
similarity index 100%
rename from en-en/course3_authoring_tasks/samples/lesson3/l_task_finishing.dita
rename to en-us/course3_authoring_tasks/samples/lesson3/l_task_finishing.dita
diff --git a/en-en/course3_authoring_tasks/samples/lesson3/l_task_finishing_exercise.dita b/en-us/course3_authoring_tasks/samples/lesson3/l_task_finishing_exercise.dita
similarity index 100%
rename from en-en/course3_authoring_tasks/samples/lesson3/l_task_finishing_exercise.dita
rename to en-us/course3_authoring_tasks/samples/lesson3/l_task_finishing_exercise.dita
diff --git a/en-en/course3_authoring_tasks/samples/lesson3/l_task_finishing_exercise_start.dita b/en-us/course3_authoring_tasks/samples/lesson3/l_task_finishing_exercise_start.dita
similarity index 100%
rename from en-en/course3_authoring_tasks/samples/lesson3/l_task_finishing_exercise_start.dita
rename to en-us/course3_authoring_tasks/samples/lesson3/l_task_finishing_exercise_start.dita
diff --git a/en-en/course3_authoring_tasks/sources/example_task.dita b/en-us/course3_authoring_tasks/sources/example_task.dita
similarity index 100%
rename from en-en/course3_authoring_tasks/sources/example_task.dita
rename to en-us/course3_authoring_tasks/sources/example_task.dita
diff --git a/en-en/course3_authoring_tasks/task_samples.zip b/en-us/course3_authoring_tasks/task_samples.zip
similarity index 100%
rename from en-en/course3_authoring_tasks/task_samples.zip
rename to en-us/course3_authoring_tasks/task_samples.zip
diff --git a/en-en/course3_authoring_tasks/topics/lc_bp_context.dita b/en-us/course3_authoring_tasks/topics/lc_bp_context.dita
similarity index 100%
rename from en-en/course3_authoring_tasks/topics/lc_bp_context.dita
rename to en-us/course3_authoring_tasks/topics/lc_bp_context.dita
diff --git a/en-en/course3_authoring_tasks/topics/lc_bp_intro.dita b/en-us/course3_authoring_tasks/topics/lc_bp_intro.dita
similarity index 100%
rename from en-en/course3_authoring_tasks/topics/lc_bp_intro.dita
rename to en-us/course3_authoring_tasks/topics/lc_bp_intro.dita
diff --git a/en-en/course3_authoring_tasks/topics/lc_bp_planning.dita b/en-us/course3_authoring_tasks/topics/lc_bp_planning.dita
similarity index 100%
rename from en-en/course3_authoring_tasks/topics/lc_bp_planning.dita
rename to en-us/course3_authoring_tasks/topics/lc_bp_planning.dita
diff --git a/en-en/course3_authoring_tasks/topics/lc_bp_reuse.dita b/en-us/course3_authoring_tasks/topics/lc_bp_reuse.dita
similarity index 100%
rename from en-en/course3_authoring_tasks/topics/lc_bp_reuse.dita
rename to en-us/course3_authoring_tasks/topics/lc_bp_reuse.dita
diff --git a/en-en/course3_authoring_tasks/topics/lc_bp_short.dita b/en-us/course3_authoring_tasks/topics/lc_bp_short.dita
similarity index 100%
rename from en-en/course3_authoring_tasks/topics/lc_bp_short.dita
rename to en-us/course3_authoring_tasks/topics/lc_bp_short.dita
diff --git a/en-en/course3_authoring_tasks/topics/lc_bp_substeps.dita b/en-us/course3_authoring_tasks/topics/lc_bp_substeps.dita
similarity index 100%
rename from en-en/course3_authoring_tasks/topics/lc_bp_substeps.dita
rename to en-us/course3_authoring_tasks/topics/lc_bp_substeps.dita
diff --git a/en-en/course3_authoring_tasks/topics/lc_choices.dita b/en-us/course3_authoring_tasks/topics/lc_choices.dita
similarity index 100%
rename from en-en/course3_authoring_tasks/topics/lc_choices.dita
rename to en-us/course3_authoring_tasks/topics/lc_choices.dita
diff --git a/en-en/course3_authoring_tasks/topics/lc_choicetable.dita b/en-us/course3_authoring_tasks/topics/lc_choicetable.dita
similarity index 100%
rename from en-en/course3_authoring_tasks/topics/lc_choicetable.dita
rename to en-us/course3_authoring_tasks/topics/lc_choicetable.dita
diff --git a/en-en/course3_authoring_tasks/topics/lc_creating.dita b/en-us/course3_authoring_tasks/topics/lc_creating.dita
similarity index 100%
rename from en-en/course3_authoring_tasks/topics/lc_creating.dita
rename to en-us/course3_authoring_tasks/topics/lc_creating.dita
diff --git a/en-en/course3_authoring_tasks/topics/lc_creating_new.dita b/en-us/course3_authoring_tasks/topics/lc_creating_new.dita
similarity index 100%
rename from en-en/course3_authoring_tasks/topics/lc_creating_new.dita
rename to en-us/course3_authoring_tasks/topics/lc_creating_new.dita
diff --git a/en-en/course3_authoring_tasks/topics/lc_example.dita b/en-us/course3_authoring_tasks/topics/lc_example.dita
similarity index 100%
rename from en-en/course3_authoring_tasks/topics/lc_example.dita
rename to en-us/course3_authoring_tasks/topics/lc_example.dita
diff --git a/en-en/course3_authoring_tasks/topics/lc_example_files.dita b/en-us/course3_authoring_tasks/topics/lc_example_files.dita
similarity index 100%
rename from en-en/course3_authoring_tasks/topics/lc_example_files.dita
rename to en-us/course3_authoring_tasks/topics/lc_example_files.dita
diff --git a/en-en/course3_authoring_tasks/topics/lc_finishing_intro.dita b/en-us/course3_authoring_tasks/topics/lc_finishing_intro.dita
similarity index 100%
rename from en-en/course3_authoring_tasks/topics/lc_finishing_intro.dita
rename to en-us/course3_authoring_tasks/topics/lc_finishing_intro.dita
diff --git a/en-en/course3_authoring_tasks/topics/lc_optional_elements.dita b/en-us/course3_authoring_tasks/topics/lc_optional_elements.dita
similarity index 100%
rename from en-en/course3_authoring_tasks/topics/lc_optional_elements.dita
rename to en-us/course3_authoring_tasks/topics/lc_optional_elements.dita
diff --git a/en-en/course3_authoring_tasks/topics/lc_results.dita b/en-us/course3_authoring_tasks/topics/lc_results.dita
similarity index 100%
rename from en-en/course3_authoring_tasks/topics/lc_results.dita
rename to en-us/course3_authoring_tasks/topics/lc_results.dita
diff --git a/en-en/course3_authoring_tasks/topics/lc_stepresults.dita b/en-us/course3_authoring_tasks/topics/lc_stepresults.dita
similarity index 100%
rename from en-en/course3_authoring_tasks/topics/lc_stepresults.dita
rename to en-us/course3_authoring_tasks/topics/lc_stepresults.dita
diff --git a/en-en/course3_authoring_tasks/topics/lc_steps.dita b/en-us/course3_authoring_tasks/topics/lc_steps.dita
similarity index 100%
rename from en-en/course3_authoring_tasks/topics/lc_steps.dita
rename to en-us/course3_authoring_tasks/topics/lc_steps.dita
diff --git a/en-en/course3_authoring_tasks/topics/lc_steps_intro.dita b/en-us/course3_authoring_tasks/topics/lc_steps_intro.dita
similarity index 100%
rename from en-en/course3_authoring_tasks/topics/lc_steps_intro.dita
rename to en-us/course3_authoring_tasks/topics/lc_steps_intro.dita
diff --git a/en-en/course3_authoring_tasks/topics/lc_steps_w_task.dita b/en-us/course3_authoring_tasks/topics/lc_steps_w_task.dita
similarity index 100%
rename from en-en/course3_authoring_tasks/topics/lc_steps_w_task.dita
rename to en-us/course3_authoring_tasks/topics/lc_steps_w_task.dita
diff --git a/en-en/course3_authoring_tasks/topics/lc_stepsection.dita b/en-us/course3_authoring_tasks/topics/lc_stepsection.dita
similarity index 100%
rename from en-en/course3_authoring_tasks/topics/lc_stepsection.dita
rename to en-us/course3_authoring_tasks/topics/lc_stepsection.dita
diff --git a/en-en/course3_authoring_tasks/topics/lc_strict_general.dita b/en-us/course3_authoring_tasks/topics/lc_strict_general.dita
similarity index 100%
rename from en-en/course3_authoring_tasks/topics/lc_strict_general.dita
rename to en-us/course3_authoring_tasks/topics/lc_strict_general.dita
diff --git a/en-en/course3_authoring_tasks/topics/lc_substep.dita b/en-us/course3_authoring_tasks/topics/lc_substep.dita
similarity index 100%
rename from en-en/course3_authoring_tasks/topics/lc_substep.dita
rename to en-us/course3_authoring_tasks/topics/lc_substep.dita
diff --git a/en-en/course3_authoring_tasks/topics/lc_whatsnext.dita b/en-us/course3_authoring_tasks/topics/lc_whatsnext.dita
similarity index 100%
rename from en-en/course3_authoring_tasks/topics/lc_whatsnext.dita
rename to en-us/course3_authoring_tasks/topics/lc_whatsnext.dita
diff --git a/en-en/course3_authoring_tasks/topics/lcc_assessment.dita b/en-us/course3_authoring_tasks/topics/lcc_assessment.dita
similarity index 100%
rename from en-en/course3_authoring_tasks/topics/lcc_assessment.dita
rename to en-us/course3_authoring_tasks/topics/lcc_assessment.dita
diff --git a/en-en/course4_authoring_gloss_reference/assessments/best_practice_gloss/lca_bp_entries.dita b/en-us/course4_authoring_gloss_reference/assessments/best_practice_gloss/lca_bp_entries.dita
similarity index 100%
rename from en-en/course4_authoring_gloss_reference/assessments/best_practice_gloss/lca_bp_entries.dita
rename to en-us/course4_authoring_gloss_reference/assessments/best_practice_gloss/lca_bp_entries.dita
diff --git a/en-en/course4_authoring_gloss_reference/assessments/best_practice_gloss/lca_bp_glossdefs.dita b/en-us/course4_authoring_gloss_reference/assessments/best_practice_gloss/lca_bp_glossdefs.dita
similarity index 100%
rename from en-en/course4_authoring_gloss_reference/assessments/best_practice_gloss/lca_bp_glossdefs.dita
rename to en-us/course4_authoring_gloss_reference/assessments/best_practice_gloss/lca_bp_glossdefs.dita
diff --git a/en-en/course4_authoring_gloss_reference/assessments/best_practice_gloss/lca_bp_ids.dita b/en-us/course4_authoring_gloss_reference/assessments/best_practice_gloss/lca_bp_ids.dita
similarity index 100%
rename from en-en/course4_authoring_gloss_reference/assessments/best_practice_gloss/lca_bp_ids.dita
rename to en-us/course4_authoring_gloss_reference/assessments/best_practice_gloss/lca_bp_ids.dita
diff --git a/en-en/course4_authoring_gloss_reference/assessments/best_practice_gloss/lca_gloss_management.dita b/en-us/course4_authoring_gloss_reference/assessments/best_practice_gloss/lca_gloss_management.dita
similarity index 100%
rename from en-en/course4_authoring_gloss_reference/assessments/best_practice_gloss/lca_gloss_management.dita
rename to en-us/course4_authoring_gloss_reference/assessments/best_practice_gloss/lca_gloss_management.dita
diff --git a/en-en/course4_authoring_gloss_reference/assessments/best_practice_gloss/lca_glossarylist.dita b/en-us/course4_authoring_gloss_reference/assessments/best_practice_gloss/lca_glossarylist.dita
similarity index 100%
rename from en-en/course4_authoring_gloss_reference/assessments/best_practice_gloss/lca_glossarylist.dita
rename to en-us/course4_authoring_gloss_reference/assessments/best_practice_gloss/lca_glossarylist.dita
diff --git a/en-en/course4_authoring_gloss_reference/assessments/best_practice_ref/lca_domain_availability.dita b/en-us/course4_authoring_gloss_reference/assessments/best_practice_ref/lca_domain_availability.dita
similarity index 100%
rename from en-en/course4_authoring_gloss_reference/assessments/best_practice_ref/lca_domain_availability.dita
rename to en-us/course4_authoring_gloss_reference/assessments/best_practice_ref/lca_domain_availability.dita
diff --git a/en-en/course4_authoring_gloss_reference/assessments/best_practice_ref/lca_domain_elements.dita b/en-us/course4_authoring_gloss_reference/assessments/best_practice_ref/lca_domain_elements.dita
similarity index 100%
rename from en-en/course4_authoring_gloss_reference/assessments/best_practice_ref/lca_domain_elements.dita
rename to en-us/course4_authoring_gloss_reference/assessments/best_practice_ref/lca_domain_elements.dita
diff --git a/en-en/course4_authoring_gloss_reference/assessments/best_practice_ref/lca_refbody.dita b/en-us/course4_authoring_gloss_reference/assessments/best_practice_ref/lca_refbody.dita
similarity index 100%
rename from en-en/course4_authoring_gloss_reference/assessments/best_practice_ref/lca_refbody.dita
rename to en-us/course4_authoring_gloss_reference/assessments/best_practice_ref/lca_refbody.dita
diff --git a/en-en/course4_authoring_gloss_reference/assessments/best_practice_ref/lca_reference_ids.dita b/en-us/course4_authoring_gloss_reference/assessments/best_practice_ref/lca_reference_ids.dita
similarity index 100%
rename from en-en/course4_authoring_gloss_reference/assessments/best_practice_ref/lca_reference_ids.dita
rename to en-us/course4_authoring_gloss_reference/assessments/best_practice_ref/lca_reference_ids.dita
diff --git a/en-en/course4_authoring_gloss_reference/assessments/best_practice_ref/lca_related_links.dita b/en-us/course4_authoring_gloss_reference/assessments/best_practice_ref/lca_related_links.dita
similarity index 100%
rename from en-en/course4_authoring_gloss_reference/assessments/best_practice_ref/lca_related_links.dita
rename to en-us/course4_authoring_gloss_reference/assessments/best_practice_ref/lca_related_links.dita
diff --git a/en-en/course4_authoring_gloss_reference/assessments/creating_gloss/lca_glossary_elements.dita b/en-us/course4_authoring_gloss_reference/assessments/creating_gloss/lca_glossary_elements.dita
similarity index 100%
rename from en-en/course4_authoring_gloss_reference/assessments/creating_gloss/lca_glossary_elements.dita
rename to en-us/course4_authoring_gloss_reference/assessments/creating_gloss/lca_glossary_elements.dita
diff --git a/en-en/course4_authoring_gloss_reference/assessments/creating_gloss/lca_glossary_group_ids.dita b/en-us/course4_authoring_gloss_reference/assessments/creating_gloss/lca_glossary_group_ids.dita
similarity index 100%
rename from en-en/course4_authoring_gloss_reference/assessments/creating_gloss/lca_glossary_group_ids.dita
rename to en-us/course4_authoring_gloss_reference/assessments/creating_gloss/lca_glossary_group_ids.dita
diff --git a/en-en/course4_authoring_gloss_reference/assessments/creating_gloss/lca_glossary_id.dita b/en-us/course4_authoring_gloss_reference/assessments/creating_gloss/lca_glossary_id.dita
similarity index 100%
rename from en-en/course4_authoring_gloss_reference/assessments/creating_gloss/lca_glossary_id.dita
rename to en-us/course4_authoring_gloss_reference/assessments/creating_gloss/lca_glossary_id.dita
diff --git a/en-en/course4_authoring_gloss_reference/assessments/creating_gloss/lca_glossary_maps.dita b/en-us/course4_authoring_gloss_reference/assessments/creating_gloss/lca_glossary_maps.dita
similarity index 100%
rename from en-en/course4_authoring_gloss_reference/assessments/creating_gloss/lca_glossary_maps.dita
rename to en-us/course4_authoring_gloss_reference/assessments/creating_gloss/lca_glossary_maps.dita
diff --git a/en-en/course4_authoring_gloss_reference/assessments/creating_gloss/lca_glossgroup_contents.dita b/en-us/course4_authoring_gloss_reference/assessments/creating_gloss/lca_glossgroup_contents.dita
similarity index 100%
rename from en-en/course4_authoring_gloss_reference/assessments/creating_gloss/lca_glossgroup_contents.dita
rename to en-us/course4_authoring_gloss_reference/assessments/creating_gloss/lca_glossgroup_contents.dita
diff --git a/en-en/course4_authoring_gloss_reference/assessments/creating_ref/lca_body.dita b/en-us/course4_authoring_gloss_reference/assessments/creating_ref/lca_body.dita
similarity index 100%
rename from en-en/course4_authoring_gloss_reference/assessments/creating_ref/lca_body.dita
rename to en-us/course4_authoring_gloss_reference/assessments/creating_ref/lca_body.dita
diff --git a/en-en/course4_authoring_gloss_reference/assessments/creating_ref/lca_properties.dita b/en-us/course4_authoring_gloss_reference/assessments/creating_ref/lca_properties.dita
similarity index 100%
rename from en-en/course4_authoring_gloss_reference/assessments/creating_ref/lca_properties.dita
rename to en-us/course4_authoring_gloss_reference/assessments/creating_ref/lca_properties.dita
diff --git a/en-en/course4_authoring_gloss_reference/assessments/creating_ref/lca_prophead.dita b/en-us/course4_authoring_gloss_reference/assessments/creating_ref/lca_prophead.dita
similarity index 100%
rename from en-en/course4_authoring_gloss_reference/assessments/creating_ref/lca_prophead.dita
rename to en-us/course4_authoring_gloss_reference/assessments/creating_ref/lca_prophead.dita
diff --git a/en-en/course4_authoring_gloss_reference/assessments/creating_ref/lca_proptype.dita b/en-us/course4_authoring_gloss_reference/assessments/creating_ref/lca_proptype.dita
similarity index 100%
rename from en-en/course4_authoring_gloss_reference/assessments/creating_ref/lca_proptype.dita
rename to en-us/course4_authoring_gloss_reference/assessments/creating_ref/lca_proptype.dita
diff --git a/en-en/course4_authoring_gloss_reference/assessments/creating_ref/lca_refsyn.dita b/en-us/course4_authoring_gloss_reference/assessments/creating_ref/lca_refsyn.dita
similarity index 100%
rename from en-en/course4_authoring_gloss_reference/assessments/creating_ref/lca_refsyn.dita
rename to en-us/course4_authoring_gloss_reference/assessments/creating_ref/lca_refsyn.dita
diff --git a/en-en/course4_authoring_gloss_reference/assessments/creating_ref/lca_syntax_diagrams.dita b/en-us/course4_authoring_gloss_reference/assessments/creating_ref/lca_syntax_diagrams.dita
similarity index 100%
rename from en-en/course4_authoring_gloss_reference/assessments/creating_ref/lca_syntax_diagrams.dita
rename to en-us/course4_authoring_gloss_reference/assessments/creating_ref/lca_syntax_diagrams.dita
diff --git a/en-en/course4_authoring_gloss_reference/authoring_dita_gloss_ref.ditamap b/en-us/course4_authoring_gloss_reference/authoring_dita_gloss_ref.ditamap
similarity index 100%
rename from en-en/course4_authoring_gloss_reference/authoring_dita_gloss_ref.ditamap
rename to en-us/course4_authoring_gloss_reference/authoring_dita_gloss_ref.ditamap
diff --git a/en-en/course4_authoring_gloss_reference/maps/m_best_practices_gloss.ditamap b/en-us/course4_authoring_gloss_reference/maps/m_best_practices_gloss.ditamap
similarity index 100%
rename from en-en/course4_authoring_gloss_reference/maps/m_best_practices_gloss.ditamap
rename to en-us/course4_authoring_gloss_reference/maps/m_best_practices_gloss.ditamap
diff --git a/en-en/course4_authoring_gloss_reference/maps/m_best_practices_ref.ditamap b/en-us/course4_authoring_gloss_reference/maps/m_best_practices_ref.ditamap
similarity index 100%
rename from en-en/course4_authoring_gloss_reference/maps/m_best_practices_ref.ditamap
rename to en-us/course4_authoring_gloss_reference/maps/m_best_practices_ref.ditamap
diff --git a/en-en/course4_authoring_gloss_reference/maps/m_creating_glossary.ditamap b/en-us/course4_authoring_gloss_reference/maps/m_creating_glossary.ditamap
similarity index 100%
rename from en-en/course4_authoring_gloss_reference/maps/m_creating_glossary.ditamap
rename to en-us/course4_authoring_gloss_reference/maps/m_creating_glossary.ditamap
diff --git a/en-en/course4_authoring_gloss_reference/maps/m_creating_glossgroup.ditamap b/en-us/course4_authoring_gloss_reference/maps/m_creating_glossgroup.ditamap
similarity index 100%
rename from en-en/course4_authoring_gloss_reference/maps/m_creating_glossgroup.ditamap
rename to en-us/course4_authoring_gloss_reference/maps/m_creating_glossgroup.ditamap
diff --git a/en-en/course4_authoring_gloss_reference/maps/m_creating_reference.ditamap b/en-us/course4_authoring_gloss_reference/maps/m_creating_reference.ditamap
similarity index 100%
rename from en-en/course4_authoring_gloss_reference/maps/m_creating_reference.ditamap
rename to en-us/course4_authoring_gloss_reference/maps/m_creating_reference.ditamap
diff --git a/en-en/course4_authoring_gloss_reference/reference_samples.zip b/en-us/course4_authoring_gloss_reference/reference_samples.zip
similarity index 100%
rename from en-en/course4_authoring_gloss_reference/reference_samples.zip
rename to en-us/course4_authoring_gloss_reference/reference_samples.zip
diff --git a/en-en/course4_authoring_gloss_reference/samples/l_glossentry_start.dita b/en-us/course4_authoring_gloss_reference/samples/l_glossentry_start.dita
similarity index 100%
rename from en-en/course4_authoring_gloss_reference/samples/l_glossentry_start.dita
rename to en-us/course4_authoring_gloss_reference/samples/l_glossentry_start.dita
diff --git a/en-en/course4_authoring_gloss_reference/samples/l_glossgroup_start.dita b/en-us/course4_authoring_gloss_reference/samples/l_glossgroup_start.dita
similarity index 100%
rename from en-en/course4_authoring_gloss_reference/samples/l_glossgroup_start.dita
rename to en-us/course4_authoring_gloss_reference/samples/l_glossgroup_start.dita
diff --git a/en-en/course4_authoring_gloss_reference/samples/l_glossorg_start.ditamap b/en-us/course4_authoring_gloss_reference/samples/l_glossorg_start.ditamap
similarity index 100%
rename from en-en/course4_authoring_gloss_reference/samples/l_glossorg_start.ditamap
rename to en-us/course4_authoring_gloss_reference/samples/l_glossorg_start.ditamap
diff --git a/en-en/course4_authoring_gloss_reference/samples/l_reference_start.dita b/en-us/course4_authoring_gloss_reference/samples/l_reference_start.dita
similarity index 100%
rename from en-en/course4_authoring_gloss_reference/samples/l_reference_start.dita
rename to en-us/course4_authoring_gloss_reference/samples/l_reference_start.dita
diff --git a/en-en/course4_authoring_gloss_reference/samples/lesson1/l_reference.dita b/en-us/course4_authoring_gloss_reference/samples/lesson1/l_reference.dita
similarity index 100%
rename from en-en/course4_authoring_gloss_reference/samples/lesson1/l_reference.dita
rename to en-us/course4_authoring_gloss_reference/samples/lesson1/l_reference.dita
diff --git a/en-en/course4_authoring_gloss_reference/samples/lesson1/l_reference_exercise.dita b/en-us/course4_authoring_gloss_reference/samples/lesson1/l_reference_exercise.dita
similarity index 100%
rename from en-en/course4_authoring_gloss_reference/samples/lesson1/l_reference_exercise.dita
rename to en-us/course4_authoring_gloss_reference/samples/lesson1/l_reference_exercise.dita
diff --git a/en-en/course4_authoring_gloss_reference/samples/lesson1/l_reference_exercise_start.dita b/en-us/course4_authoring_gloss_reference/samples/lesson1/l_reference_exercise_start.dita
similarity index 100%
rename from en-en/course4_authoring_gloss_reference/samples/lesson1/l_reference_exercise_start.dita
rename to en-us/course4_authoring_gloss_reference/samples/lesson1/l_reference_exercise_start.dita
diff --git a/en-en/course4_authoring_gloss_reference/samples/lesson3/l_glossary_exercise.dita b/en-us/course4_authoring_gloss_reference/samples/lesson3/l_glossary_exercise.dita
similarity index 100%
rename from en-en/course4_authoring_gloss_reference/samples/lesson3/l_glossary_exercise.dita
rename to en-us/course4_authoring_gloss_reference/samples/lesson3/l_glossary_exercise.dita
diff --git a/en-en/course4_authoring_gloss_reference/samples/lesson3/l_glossary_exercise_start.dita b/en-us/course4_authoring_gloss_reference/samples/lesson3/l_glossary_exercise_start.dita
similarity index 100%
rename from en-en/course4_authoring_gloss_reference/samples/lesson3/l_glossary_exercise_start.dita
rename to en-us/course4_authoring_gloss_reference/samples/lesson3/l_glossary_exercise_start.dita
diff --git a/en-en/course4_authoring_gloss_reference/samples/lesson3/l_glossentry.dita b/en-us/course4_authoring_gloss_reference/samples/lesson3/l_glossentry.dita
similarity index 100%
rename from en-en/course4_authoring_gloss_reference/samples/lesson3/l_glossentry.dita
rename to en-us/course4_authoring_gloss_reference/samples/lesson3/l_glossentry.dita
diff --git a/en-en/course4_authoring_gloss_reference/samples/lesson3/l_glossgroup.dita b/en-us/course4_authoring_gloss_reference/samples/lesson3/l_glossgroup.dita
similarity index 100%
rename from en-en/course4_authoring_gloss_reference/samples/lesson3/l_glossgroup.dita
rename to en-us/course4_authoring_gloss_reference/samples/lesson3/l_glossgroup.dita
diff --git a/en-en/course4_authoring_gloss_reference/samples/lesson3/l_glossorg.ditamap b/en-us/course4_authoring_gloss_reference/samples/lesson3/l_glossorg.ditamap
similarity index 100%
rename from en-en/course4_authoring_gloss_reference/samples/lesson3/l_glossorg.ditamap
rename to en-us/course4_authoring_gloss_reference/samples/lesson3/l_glossorg.ditamap
diff --git a/en-en/course4_authoring_gloss_reference/sources/glossentry.dita b/en-us/course4_authoring_gloss_reference/sources/glossentry.dita
similarity index 100%
rename from en-en/course4_authoring_gloss_reference/sources/glossentry.dita
rename to en-us/course4_authoring_gloss_reference/sources/glossentry.dita
diff --git a/en-en/course4_authoring_gloss_reference/topics/lc_about_gloss.dita b/en-us/course4_authoring_gloss_reference/topics/lc_about_gloss.dita
similarity index 100%
rename from en-en/course4_authoring_gloss_reference/topics/lc_about_gloss.dita
rename to en-us/course4_authoring_gloss_reference/topics/lc_about_gloss.dita
diff --git a/en-en/course4_authoring_gloss_reference/topics/lc_about_ref.dita b/en-us/course4_authoring_gloss_reference/topics/lc_about_ref.dita
similarity index 100%
rename from en-en/course4_authoring_gloss_reference/topics/lc_about_ref.dita
rename to en-us/course4_authoring_gloss_reference/topics/lc_about_ref.dita
diff --git a/en-en/course4_authoring_gloss_reference/topics/lc_adding_parml.dita b/en-us/course4_authoring_gloss_reference/topics/lc_adding_parml.dita
similarity index 100%
rename from en-en/course4_authoring_gloss_reference/topics/lc_adding_parml.dita
rename to en-us/course4_authoring_gloss_reference/topics/lc_adding_parml.dita
diff --git a/en-en/course4_authoring_gloss_reference/topics/lc_adding_properties.dita b/en-us/course4_authoring_gloss_reference/topics/lc_adding_properties.dita
similarity index 100%
rename from en-en/course4_authoring_gloss_reference/topics/lc_adding_properties.dita
rename to en-us/course4_authoring_gloss_reference/topics/lc_adding_properties.dita
diff --git a/en-en/course4_authoring_gloss_reference/topics/lc_adding_refsyn.dita b/en-us/course4_authoring_gloss_reference/topics/lc_adding_refsyn.dita
similarity index 100%
rename from en-en/course4_authoring_gloss_reference/topics/lc_adding_refsyn.dita
rename to en-us/course4_authoring_gloss_reference/topics/lc_adding_refsyn.dita
diff --git a/en-en/course4_authoring_gloss_reference/topics/lc_bp_control_glossaries.dita b/en-us/course4_authoring_gloss_reference/topics/lc_bp_control_glossaries.dita
similarity index 100%
rename from en-en/course4_authoring_gloss_reference/topics/lc_bp_control_glossaries.dita
rename to en-us/course4_authoring_gloss_reference/topics/lc_bp_control_glossaries.dita
diff --git a/en-en/course4_authoring_gloss_reference/topics/lc_bp_glossarylist.dita b/en-us/course4_authoring_gloss_reference/topics/lc_bp_glossarylist.dita
similarity index 100%
rename from en-en/course4_authoring_gloss_reference/topics/lc_bp_glossarylist.dita
rename to en-us/course4_authoring_gloss_reference/topics/lc_bp_glossarylist.dita
diff --git a/en-en/course4_authoring_gloss_reference/topics/lc_bp_good_glossentry.dita b/en-us/course4_authoring_gloss_reference/topics/lc_bp_good_glossentry.dita
similarity index 100%
rename from en-en/course4_authoring_gloss_reference/topics/lc_bp_good_glossentry.dita
rename to en-us/course4_authoring_gloss_reference/topics/lc_bp_good_glossentry.dita
diff --git a/en-en/course4_authoring_gloss_reference/topics/lc_bp_intro_gloss.dita b/en-us/course4_authoring_gloss_reference/topics/lc_bp_intro_gloss.dita
similarity index 100%
rename from en-en/course4_authoring_gloss_reference/topics/lc_bp_intro_gloss.dita
rename to en-us/course4_authoring_gloss_reference/topics/lc_bp_intro_gloss.dita
diff --git a/en-en/course4_authoring_gloss_reference/topics/lc_bp_intro_ref.dita b/en-us/course4_authoring_gloss_reference/topics/lc_bp_intro_ref.dita
similarity index 100%
rename from en-en/course4_authoring_gloss_reference/topics/lc_bp_intro_ref.dita
rename to en-us/course4_authoring_gloss_reference/topics/lc_bp_intro_ref.dita
diff --git a/en-en/course4_authoring_gloss_reference/topics/lc_bp_linking.dita b/en-us/course4_authoring_gloss_reference/topics/lc_bp_linking.dita
similarity index 100%
rename from en-en/course4_authoring_gloss_reference/topics/lc_bp_linking.dita
rename to en-us/course4_authoring_gloss_reference/topics/lc_bp_linking.dita
diff --git a/en-en/course4_authoring_gloss_reference/topics/lc_bp_naming.dita b/en-us/course4_authoring_gloss_reference/topics/lc_bp_naming.dita
similarity index 100%
rename from en-en/course4_authoring_gloss_reference/topics/lc_bp_naming.dita
rename to en-us/course4_authoring_gloss_reference/topics/lc_bp_naming.dita
diff --git a/en-en/course4_authoring_gloss_reference/topics/lc_bp_template.dita b/en-us/course4_authoring_gloss_reference/topics/lc_bp_template.dita
similarity index 100%
rename from en-en/course4_authoring_gloss_reference/topics/lc_bp_template.dita
rename to en-us/course4_authoring_gloss_reference/topics/lc_bp_template.dita
diff --git a/en-en/course4_authoring_gloss_reference/topics/lc_creating_gloss.dita b/en-us/course4_authoring_gloss_reference/topics/lc_creating_gloss.dita
similarity index 100%
rename from en-en/course4_authoring_gloss_reference/topics/lc_creating_gloss.dita
rename to en-us/course4_authoring_gloss_reference/topics/lc_creating_gloss.dita
diff --git a/en-en/course4_authoring_gloss_reference/topics/lc_creating_glossgroup.dita b/en-us/course4_authoring_gloss_reference/topics/lc_creating_glossgroup.dita
similarity index 100%
rename from en-en/course4_authoring_gloss_reference/topics/lc_creating_glossgroup.dita
rename to en-us/course4_authoring_gloss_reference/topics/lc_creating_glossgroup.dita
diff --git a/en-en/course4_authoring_gloss_reference/topics/lc_creating_new_ref.dita b/en-us/course4_authoring_gloss_reference/topics/lc_creating_new_ref.dita
similarity index 100%
rename from en-en/course4_authoring_gloss_reference/topics/lc_creating_new_ref.dita
rename to en-us/course4_authoring_gloss_reference/topics/lc_creating_new_ref.dita
diff --git a/en-en/course4_authoring_gloss_reference/topics/lc_creating_ref.dita b/en-us/course4_authoring_gloss_reference/topics/lc_creating_ref.dita
similarity index 100%
rename from en-en/course4_authoring_gloss_reference/topics/lc_creating_ref.dita
rename to en-us/course4_authoring_gloss_reference/topics/lc_creating_ref.dita
diff --git a/en-en/course4_authoring_gloss_reference/topics/lc_glossary_map.dita b/en-us/course4_authoring_gloss_reference/topics/lc_glossary_map.dita
similarity index 100%
rename from en-en/course4_authoring_gloss_reference/topics/lc_glossary_map.dita
rename to en-us/course4_authoring_gloss_reference/topics/lc_glossary_map.dita
diff --git a/en-en/course4_authoring_gloss_reference/topics/lc_new_glossentry.dita b/en-us/course4_authoring_gloss_reference/topics/lc_new_glossentry.dita
similarity index 100%
rename from en-en/course4_authoring_gloss_reference/topics/lc_new_glossentry.dita
rename to en-us/course4_authoring_gloss_reference/topics/lc_new_glossentry.dita
diff --git a/en-en/course4_authoring_gloss_reference/topics/lc_new_glossgroup.dita b/en-us/course4_authoring_gloss_reference/topics/lc_new_glossgroup.dita
similarity index 100%
rename from en-en/course4_authoring_gloss_reference/topics/lc_new_glossgroup.dita
rename to en-us/course4_authoring_gloss_reference/topics/lc_new_glossgroup.dita
diff --git a/en-en/course4_authoring_gloss_reference/topics/lc_pr-d.dita b/en-us/course4_authoring_gloss_reference/topics/lc_pr-d.dita
similarity index 100%
rename from en-en/course4_authoring_gloss_reference/topics/lc_pr-d.dita
rename to en-us/course4_authoring_gloss_reference/topics/lc_pr-d.dita
diff --git a/en-en/course4_authoring_gloss_reference/topics/lc_ref_housekeeping.dita b/en-us/course4_authoring_gloss_reference/topics/lc_ref_housekeeping.dita
similarity index 100%
rename from en-en/course4_authoring_gloss_reference/topics/lc_ref_housekeeping.dita
rename to en-us/course4_authoring_gloss_reference/topics/lc_ref_housekeeping.dita
diff --git a/en-en/course4_authoring_gloss_reference/topics/lcc_assessment.dita b/en-us/course4_authoring_gloss_reference/topics/lcc_assessment.dita
similarity index 100%
rename from en-en/course4_authoring_gloss_reference/topics/lcc_assessment.dita
rename to en-us/course4_authoring_gloss_reference/topics/lcc_assessment.dita
diff --git a/en-en/course5_conref_basic.zip b/en-us/course5_conref_basic.zip
similarity index 100%
rename from en-en/course5_conref_basic.zip
rename to en-us/course5_conref_basic.zip
diff --git a/en-en/course5_conref_basic/assessments/lca_quiz_1.dita b/en-us/course5_conref_basic/assessments/lca_quiz_1.dita
similarity index 100%
rename from en-en/course5_conref_basic/assessments/lca_quiz_1.dita
rename to en-us/course5_conref_basic/assessments/lca_quiz_1.dita
diff --git a/en-en/course5_conref_basic/assessments/lca_quiz_2.dita b/en-us/course5_conref_basic/assessments/lca_quiz_2.dita
similarity index 100%
rename from en-en/course5_conref_basic/assessments/lca_quiz_2.dita
rename to en-us/course5_conref_basic/assessments/lca_quiz_2.dita
diff --git a/en-en/course5_conref_basic/assessments/lca_quiz_3.dita b/en-us/course5_conref_basic/assessments/lca_quiz_3.dita
similarity index 100%
rename from en-en/course5_conref_basic/assessments/lca_quiz_3.dita
rename to en-us/course5_conref_basic/assessments/lca_quiz_3.dita
diff --git a/en-en/course5_conref_basic/m_reusing_elements.ditamap b/en-us/course5_conref_basic/m_reusing_elements.ditamap
similarity index 100%
rename from en-en/course5_conref_basic/m_reusing_elements.ditamap
rename to en-us/course5_conref_basic/m_reusing_elements.ditamap
diff --git a/en-en/course5_conref_basic/media/choose-element.png b/en-us/course5_conref_basic/media/choose-element.png
similarity index 100%
rename from en-en/course5_conref_basic/media/choose-element.png
rename to en-us/course5_conref_basic/media/choose-element.png
diff --git a/en-en/course5_conref_basic/media/conref-conceptual-with-referenced-referencing-labels.png b/en-us/course5_conref_basic/media/conref-conceptual-with-referenced-referencing-labels.png
similarity index 100%
rename from en-en/course5_conref_basic/media/conref-conceptual-with-referenced-referencing-labels.png
rename to en-us/course5_conref_basic/media/conref-conceptual-with-referenced-referencing-labels.png
diff --git a/en-en/course5_conref_basic/media/conref-conceptual.png b/en-us/course5_conref_basic/media/conref-conceptual.png
similarity index 100%
rename from en-en/course5_conref_basic/media/conref-conceptual.png
rename to en-us/course5_conref_basic/media/conref-conceptual.png
diff --git a/en-en/course5_conref_basic/media/conref-sample-1.png b/en-us/course5_conref_basic/media/conref-sample-1.png
similarity index 100%
rename from en-en/course5_conref_basic/media/conref-sample-1.png
rename to en-us/course5_conref_basic/media/conref-sample-1.png
diff --git a/en-en/course5_conref_basic/media/conref-source-step-snippet.png b/en-us/course5_conref_basic/media/conref-source-step-snippet.png
similarity index 100%
rename from en-en/course5_conref_basic/media/conref-source-step-snippet.png
rename to en-us/course5_conref_basic/media/conref-source-step-snippet.png
diff --git a/en-en/course5_conref_basic/topics/conref_1_what_is_it/lc_what_is_a_content_reference.dita b/en-us/course5_conref_basic/topics/conref_1_what_is_it/lc_what_is_a_content_reference.dita
similarity index 100%
rename from en-en/course5_conref_basic/topics/conref_1_what_is_it/lc_what_is_a_content_reference.dita
rename to en-us/course5_conref_basic/topics/conref_1_what_is_it/lc_what_is_a_content_reference.dita
diff --git a/en-en/course5_conref_basic/topics/conref_2_how_to_do_it/lc_conref_element_requirements.dita b/en-us/course5_conref_basic/topics/conref_2_how_to_do_it/lc_conref_element_requirements.dita
similarity index 100%
rename from en-en/course5_conref_basic/topics/conref_2_how_to_do_it/lc_conref_element_requirements.dita
rename to en-us/course5_conref_basic/topics/conref_2_how_to_do_it/lc_conref_element_requirements.dita
diff --git a/en-en/course5_conref_basic/topics/conref_2_how_to_do_it/lc_reachable_by_map.dita b/en-us/course5_conref_basic/topics/conref_2_how_to_do_it/lc_reachable_by_map.dita
similarity index 100%
rename from en-en/course5_conref_basic/topics/conref_2_how_to_do_it/lc_reachable_by_map.dita
rename to en-us/course5_conref_basic/topics/conref_2_how_to_do_it/lc_reachable_by_map.dita
diff --git a/en-en/course5_conref_basic/topics/conref_2_how_to_do_it/lc_the_conref_attribute.dita b/en-us/course5_conref_basic/topics/conref_2_how_to_do_it/lc_the_conref_attribute.dita
similarity index 100%
rename from en-en/course5_conref_basic/topics/conref_2_how_to_do_it/lc_the_conref_attribute.dita
rename to en-us/course5_conref_basic/topics/conref_2_how_to_do_it/lc_the_conref_attribute.dita
diff --git a/en-en/course5_conref_basic/topics/conref_3_details/lc_attributes_of_conref.dita b/en-us/course5_conref_basic/topics/conref_3_details/lc_attributes_of_conref.dita
similarity index 100%
rename from en-en/course5_conref_basic/topics/conref_3_details/lc_attributes_of_conref.dita
rename to en-us/course5_conref_basic/topics/conref_3_details/lc_attributes_of_conref.dita
diff --git a/en-en/course5_conref_basic/topics/conref_4_best_practice/lc_choosing_what_to_conref.dita b/en-us/course5_conref_basic/topics/conref_4_best_practice/lc_choosing_what_to_conref.dita
similarity index 100%
rename from en-en/course5_conref_basic/topics/conref_4_best_practice/lc_choosing_what_to_conref.dita
rename to en-us/course5_conref_basic/topics/conref_4_best_practice/lc_choosing_what_to_conref.dita
diff --git a/en-en/course5_conref_basic/topics/conref_4_best_practice/lc_chosing_what_to_conref_-_overview.dita b/en-us/course5_conref_basic/topics/conref_4_best_practice/lc_chosing_what_to_conref_-_overview.dita
similarity index 100%
rename from en-en/course5_conref_basic/topics/conref_4_best_practice/lc_chosing_what_to_conref_-_overview.dita
rename to en-us/course5_conref_basic/topics/conref_4_best_practice/lc_chosing_what_to_conref_-_overview.dita
diff --git a/en-en/course5_conref_basic/topics/conref_4_best_practice/lc_storing_your_reused_content.dita b/en-us/course5_conref_basic/topics/conref_4_best_practice/lc_storing_your_reused_content.dita
similarity index 100%
rename from en-en/course5_conref_basic/topics/conref_4_best_practice/lc_storing_your_reused_content.dita
rename to en-us/course5_conref_basic/topics/conref_4_best_practice/lc_storing_your_reused_content.dita
diff --git a/en-en/course5_conref_basic/topics/lco_reusing_elements_between_topics.dita b/en-us/course5_conref_basic/topics/lco_reusing_elements_between_topics.dita
similarity index 100%
rename from en-en/course5_conref_basic/topics/lco_reusing_elements_between_topics.dita
rename to en-us/course5_conref_basic/topics/lco_reusing_elements_between_topics.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps.zip b/en-us/course5_using_dita_maps_and_bookmaps.zip
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps.zip
rename to en-us/course5_using_dita_maps_and_bookmaps.zip
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/assessments/advanced/lca_bookmap_elements.dita b/en-us/course5_using_dita_maps_and_bookmaps/assessments/advanced/lca_bookmap_elements.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/assessments/advanced/lca_bookmap_elements.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/assessments/advanced/lca_bookmap_elements.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/assessments/advanced/lca_bookmap_metadata.dita b/en-us/course5_using_dita_maps_and_bookmaps/assessments/advanced/lca_bookmap_metadata.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/assessments/advanced/lca_bookmap_metadata.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/assessments/advanced/lca_bookmap_metadata.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/assessments/advanced/lca_placeholder_name.dita b/en-us/course5_using_dita_maps_and_bookmaps/assessments/advanced/lca_placeholder_name.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/assessments/advanced/lca_placeholder_name.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/assessments/advanced/lca_placeholder_name.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/assessments/advanced/lca_replace_topic_title.dita b/en-us/course5_using_dita_maps_and_bookmaps/assessments/advanced/lca_replace_topic_title.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/assessments/advanced/lca_replace_topic_title.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/assessments/advanced/lca_replace_topic_title.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/assessments/advanced/lca_topichead.dita b/en-us/course5_using_dita_maps_and_bookmaps/assessments/advanced/lca_topichead.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/assessments/advanced/lca_topichead.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/assessments/advanced/lca_topichead.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/assessments/advanced/lca_topichead_requirements.dita b/en-us/course5_using_dita_maps_and_bookmaps/assessments/advanced/lca_topichead_requirements.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/assessments/advanced/lca_topichead_requirements.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/assessments/advanced/lca_topichead_requirements.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/assessments/bookmaps/lca_bookmap_elements.dita b/en-us/course5_using_dita_maps_and_bookmaps/assessments/bookmaps/lca_bookmap_elements.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/assessments/bookmaps/lca_bookmap_elements.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/assessments/bookmaps/lca_bookmap_elements.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/assessments/bookmaps/lca_bookmap_metadata.dita b/en-us/course5_using_dita_maps_and_bookmaps/assessments/bookmaps/lca_bookmap_metadata.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/assessments/bookmaps/lca_bookmap_metadata.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/assessments/bookmaps/lca_bookmap_metadata.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/assessments/bookmaps/lca_bookmaps_vs_maps.dita b/en-us/course5_using_dita_maps_and_bookmaps/assessments/bookmaps/lca_bookmaps_vs_maps.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/assessments/bookmaps/lca_bookmaps_vs_maps.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/assessments/bookmaps/lca_bookmaps_vs_maps.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/assessments/bookmaps/lca_chapter_elements.dita b/en-us/course5_using_dita_maps_and_bookmaps/assessments/bookmaps/lca_chapter_elements.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/assessments/bookmaps/lca_chapter_elements.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/assessments/bookmaps/lca_chapter_elements.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/assessments/bookmaps/lca_chapter_nesting.dita b/en-us/course5_using_dita_maps_and_bookmaps/assessments/bookmaps/lca_chapter_nesting.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/assessments/bookmaps/lca_chapter_nesting.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/assessments/bookmaps/lca_chapter_nesting.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/assessments/bookmaps/lca_chapters.dita b/en-us/course5_using_dita_maps_and_bookmaps/assessments/bookmaps/lca_chapters.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/assessments/bookmaps/lca_chapters.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/assessments/bookmaps/lca_chapters.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/assessments/bookmaps/lca_topicrefs.dita b/en-us/course5_using_dita_maps_and_bookmaps/assessments/bookmaps/lca_topicrefs.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/assessments/bookmaps/lca_topicrefs.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/assessments/bookmaps/lca_topicrefs.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/assessments/maps/lca_map_elements.dita b/en-us/course5_using_dita_maps_and_bookmaps/assessments/maps/lca_map_elements.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/assessments/maps/lca_map_elements.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/assessments/maps/lca_map_elements.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/assessments/maps/lca_mapref.dita b/en-us/course5_using_dita_maps_and_bookmaps/assessments/maps/lca_mapref.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/assessments/maps/lca_mapref.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/assessments/maps/lca_mapref.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/assessments/maps/lca_nesting.dita b/en-us/course5_using_dita_maps_and_bookmaps/assessments/maps/lca_nesting.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/assessments/maps/lca_nesting.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/assessments/maps/lca_nesting.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/assessments/maps/lca_publishing.dita b/en-us/course5_using_dita_maps_and_bookmaps/assessments/maps/lca_publishing.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/assessments/maps/lca_publishing.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/assessments/maps/lca_publishing.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/assessments/maps/lca_topicref.dita b/en-us/course5_using_dita_maps_and_bookmaps/assessments/maps/lca_topicref.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/assessments/maps/lca_topicref.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/assessments/maps/lca_topicref.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/assessments/maps/lca_topicref_elements.dita b/en-us/course5_using_dita_maps_and_bookmaps/assessments/maps/lca_topicref_elements.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/assessments/maps/lca_topicref_elements.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/assessments/maps/lca_topicref_elements.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/assessments/reltables/lca_bookmap_position.dita b/en-us/course5_using_dita_maps_and_bookmaps/assessments/reltables/lca_bookmap_position.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/assessments/reltables/lca_bookmap_position.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/assessments/reltables/lca_bookmap_position.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/assessments/reltables/lca_definition.dita b/en-us/course5_using_dita_maps_and_bookmaps/assessments/reltables/lca_definition.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/assessments/reltables/lca_definition.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/assessments/reltables/lca_definition.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/assessments/reltables/lca_importance.dita b/en-us/course5_using_dita_maps_and_bookmaps/assessments/reltables/lca_importance.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/assessments/reltables/lca_importance.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/assessments/reltables/lca_importance.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/assessments/reltables/lca_position_map.dita b/en-us/course5_using_dita_maps_and_bookmaps/assessments/reltables/lca_position_map.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/assessments/reltables/lca_position_map.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/assessments/reltables/lca_position_map.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/assessments/reltables/lca_row_column_cell.dita b/en-us/course5_using_dita_maps_and_bookmaps/assessments/reltables/lca_row_column_cell.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/assessments/reltables/lca_row_column_cell.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/assessments/reltables/lca_row_column_cell.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/assessments/reltables/lca_too_many_topicrefs.dita b/en-us/course5_using_dita_maps_and_bookmaps/assessments/reltables/lca_too_many_topicrefs.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/assessments/reltables/lca_too_many_topicrefs.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/assessments/reltables/lca_too_many_topicrefs.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/images/external_ref.png b/en-us/course5_using_dita_maps_and_bookmaps/images/external_ref.png
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/images/external_ref.png
rename to en-us/course5_using_dita_maps_and_bookmaps/images/external_ref.png
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/images/reltable.png b/en-us/course5_using_dita_maps_and_bookmaps/images/reltable.png
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/images/reltable.png
rename to en-us/course5_using_dita_maps_and_bookmaps/images/reltable.png
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/maps/m_advanced_ditamap_concepts.ditamap b/en-us/course5_using_dita_maps_and_bookmaps/maps/m_advanced_ditamap_concepts.ditamap
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/maps/m_advanced_ditamap_concepts.ditamap
rename to en-us/course5_using_dita_maps_and_bookmaps/maps/m_advanced_ditamap_concepts.ditamap
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/maps/m_creating_bookmap.ditamap b/en-us/course5_using_dita_maps_and_bookmaps/maps/m_creating_bookmap.ditamap
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/maps/m_creating_bookmap.ditamap
rename to en-us/course5_using_dita_maps_and_bookmaps/maps/m_creating_bookmap.ditamap
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/maps/m_creating_map.ditamap b/en-us/course5_using_dita_maps_and_bookmaps/maps/m_creating_map.ditamap
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/maps/m_creating_map.ditamap
rename to en-us/course5_using_dita_maps_and_bookmaps/maps/m_creating_map.ditamap
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/maps/m_relationship_tables.ditamap b/en-us/course5_using_dita_maps_and_bookmaps/maps/m_relationship_tables.ditamap
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/maps/m_relationship_tables.ditamap
rename to en-us/course5_using_dita_maps_and_bookmaps/maps/m_relationship_tables.ditamap
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples.zip b/en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples.zip
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples.zip
rename to en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples.zip
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/_b_cs101.ditamap b/en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/_b_cs101.ditamap
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/_b_cs101.ditamap
rename to en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/_b_cs101.ditamap
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/_b_cs101_advanced.ditamap b/en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/_b_cs101_advanced.ditamap
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/_b_cs101_advanced.ditamap
rename to en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/_b_cs101_advanced.ditamap
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/_b_cs101_advanced_start.ditamap b/en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/_b_cs101_advanced_start.ditamap
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/_b_cs101_advanced_start.ditamap
rename to en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/_b_cs101_advanced_start.ditamap
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/_b_cs101_start.ditamap b/en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/_b_cs101_start.ditamap
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/_b_cs101_start.ditamap
rename to en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/_b_cs101_start.ditamap
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/_m_cs101.ditamap b/en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/_m_cs101.ditamap
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/_m_cs101.ditamap
rename to en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/_m_cs101.ditamap
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/_m_cs101_advanced.ditamap b/en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/_m_cs101_advanced.ditamap
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/_m_cs101_advanced.ditamap
rename to en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/_m_cs101_advanced.ditamap
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/_m_cs101_advanced_start.ditamap b/en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/_m_cs101_advanced_start.ditamap
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/_m_cs101_advanced_start.ditamap
rename to en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/_m_cs101_advanced_start.ditamap
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/_m_cs101_start.ditamap b/en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/_m_cs101_start.ditamap
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/_m_cs101_start.ditamap
rename to en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/_m_cs101_start.ditamap
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/avoiding_legal_exposure.dita b/en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/avoiding_legal_exposure.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/avoiding_legal_exposure.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/avoiding_legal_exposure.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/better_technical_information_fewer_support_calls.dita b/en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/better_technical_information_fewer_support_calls.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/better_technical_information_fewer_support_calls.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/better_technical_information_fewer_support_calls.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/building_user_community_and_loyalty.dita b/en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/building_user_community_and_loyalty.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/building_user_community_and_loyalty.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/building_user_community_and_loyalty.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/collaboration_not_content_free_for_all.dita b/en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/collaboration_not_content_free_for_all.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/collaboration_not_content_free_for_all.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/collaboration_not_content_free_for_all.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/content_collaboration_across_the_organization.dita b/en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/content_collaboration_across_the_organization.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/content_collaboration_across_the_organization.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/content_collaboration_across_the_organization.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/controlling_technical_communication_costs.dita b/en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/controlling_technical_communication_costs.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/controlling_technical_communication_costs.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/controlling_technical_communication_costs.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/efficient_technical_content_development.dita b/en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/efficient_technical_content_development.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/efficient_technical_content_development.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/efficient_technical_content_development.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/extending_the_game_experience_into_content.dita b/en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/extending_the_game_experience_into_content.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/extending_the_game_experience_into_content.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/extending_the_game_experience_into_content.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/images/configurebad.png b/en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/images/configurebad.png
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/images/configurebad.png
rename to en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/images/configurebad.png
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/images/configurebetter.png b/en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/images/configurebetter.png
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/images/configurebetter.png
rename to en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/images/configurebetter.png
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/images/ducklings.png b/en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/images/ducklings.png
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/images/ducklings.png
rename to en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/images/ducklings.png
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/images/infoflow.svg b/en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/images/infoflow.svg
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/images/infoflow.svg
rename to en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/images/infoflow.svg
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/images/oldrepublic.png b/en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/images/oldrepublic.png
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/images/oldrepublic.png
rename to en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/images/oldrepublic.png
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/images/oldrepublic_book.png b/en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/images/oldrepublic_book.png
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/images/oldrepublic_book.png
rename to en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/images/oldrepublic_book.png
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/images/productdoc_forsales.png b/en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/images/productdoc_forsales.png
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/images/productdoc_forsales.png
rename to en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/images/productdoc_forsales.png
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/images/progressbar.png b/en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/images/progressbar.png
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/images/progressbar.png
rename to en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/images/progressbar.png
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/images/scaling.svg b/en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/images/scaling.svg
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/images/scaling.svg
rename to en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/images/scaling.svg
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/images/techreqs.svg b/en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/images/techreqs.svg
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/images/techreqs.svg
rename to en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/images/techreqs.svg
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/images/wordpress5minutes.png b/en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/images/wordpress5minutes.png
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/images/wordpress5minutes.png
rename to en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/images/wordpress5minutes.png
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/increasing_product_visibility.dita b/en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/increasing_product_visibility.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/increasing_product_visibility.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/increasing_product_visibility.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/information_delivery.dita b/en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/information_delivery.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/information_delivery.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/information_delivery.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/legal_and_regulatory_issues.dita b/en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/legal_and_regulatory_issues.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/legal_and_regulatory_issues.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/legal_and_regulatory_issues.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/marketing_and_product_visibility.dita b/en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/marketing_and_product_visibility.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/marketing_and_product_visibility.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/marketing_and_product_visibility.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/meeting_regulatory_requirements.dita b/en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/meeting_regulatory_requirements.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/meeting_regulatory_requirements.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/meeting_regulatory_requirements.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/more_efficient_support_operations.dita b/en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/more_efficient_support_operations.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/more_efficient_support_operations.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/more_efficient_support_operations.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/reducing_the_cost_of_technical_support.dita b/en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/reducing_the_cost_of_technical_support.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/reducing_the_cost_of_technical_support.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/reducing_the_cost_of_technical_support.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/reinforcing_the_marketing_message.dita b/en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/reinforcing_the_marketing_message.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/reinforcing_the_marketing_message.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/reinforcing_the_marketing_message.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/supporting_marketing_with_technical_content.dita b/en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/supporting_marketing_with_technical_content.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/supporting_marketing_with_technical_content.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/supporting_marketing_with_technical_content.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/technical_standards.dita b/en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/technical_standards.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/technical_standards.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/technical_standards.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/the_fallacy_of_low_cost_documentation.dita b/en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/the_fallacy_of_low_cost_documentation.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/the_fallacy_of_low_cost_documentation.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/the_fallacy_of_low_cost_documentation.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/third_party_books.dita b/en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/third_party_books.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/third_party_books.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/third_party_books.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/when_technical_content_contradicts_marketing.dita b/en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/when_technical_content_contradicts_marketing.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/when_technical_content_contradicts_marketing.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/exercises/when_technical_content_contradicts_marketing.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/_b_ducks.ditamap b/en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/_b_ducks.ditamap
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/_b_ducks.ditamap
rename to en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/_b_ducks.ditamap
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/_b_ducks_advanced.ditamap b/en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/_b_ducks_advanced.ditamap
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/_b_ducks_advanced.ditamap
rename to en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/_b_ducks_advanced.ditamap
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/_b_ducks_advanced_start.ditamap b/en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/_b_ducks_advanced_start.ditamap
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/_b_ducks_advanced_start.ditamap
rename to en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/_b_ducks_advanced_start.ditamap
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/_b_ducks_start.ditamap b/en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/_b_ducks_start.ditamap
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/_b_ducks_start.ditamap
rename to en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/_b_ducks_start.ditamap
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/_m_ducks.ditamap b/en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/_m_ducks.ditamap
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/_m_ducks.ditamap
rename to en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/_m_ducks.ditamap
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/_m_ducks_advanced.ditamap b/en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/_m_ducks_advanced.ditamap
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/_m_ducks_advanced.ditamap
rename to en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/_m_ducks_advanced.ditamap
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/_m_ducks_advanced_start.ditamap b/en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/_m_ducks_advanced_start.ditamap
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/_m_ducks_advanced_start.ditamap
rename to en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/_m_ducks_advanced_start.ditamap
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/_m_ducks_start.ditamap b/en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/_m_ducks_start.ditamap
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/_m_ducks_start.ditamap
rename to en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/_m_ducks_start.ditamap
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/_reltable.ditamap b/en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/_reltable.ditamap
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/_reltable.ditamap
rename to en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/_reltable.ditamap
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/_reltable_start.ditamap b/en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/_reltable_start.ditamap
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/_reltable_start.ditamap
rename to en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/_reltable_start.ditamap
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/c_domestic_ducks.dita b/en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/c_domestic_ducks.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/c_domestic_ducks.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/c_domestic_ducks.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/c_duck_weight.dita b/en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/c_duck_weight.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/c_duck_weight.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/c_duck_weight.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/c_duckdb.dita b/en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/c_duckdb.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/c_duckdb.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/c_duckdb.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/c_duckling_growth.dita b/en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/c_duckling_growth.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/c_duckling_growth.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/c_duckling_growth.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/c_feeding_ducklings.dita b/en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/c_feeding_ducklings.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/c_feeding_ducklings.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/c_feeding_ducklings.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/c_habitats.dita b/en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/c_habitats.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/c_habitats.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/c_habitats.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/c_housing.dita b/en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/c_housing.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/c_housing.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/c_housing.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/c_wild_duck_species.dita b/en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/c_wild_duck_species.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/c_wild_duck_species.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/c_wild_duck_species.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/c_wild_duck_types.dita b/en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/c_wild_duck_types.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/c_wild_duck_types.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/c_wild_duck_types.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/c_wild_ducks.dita b/en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/c_wild_ducks.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/c_wild_ducks.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/c_wild_ducks.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/c_writing_about_ducks.dita b/en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/c_writing_about_ducks.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/c_writing_about_ducks.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/c_writing_about_ducks.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/g_duck_glossentry.dita b/en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/g_duck_glossentry.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/g_duck_glossentry.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/g_duck_glossentry.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/g_duck_glossgroup.dita b/en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/g_duck_glossgroup.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/g_duck_glossgroup.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/g_duck_glossgroup.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/g_duck_glossorg.ditamap b/en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/g_duck_glossorg.ditamap
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/g_duck_glossorg.ditamap
rename to en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/g_duck_glossorg.ditamap
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/images/checklist.png b/en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/images/checklist.png
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/images/checklist.png
rename to en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/images/checklist.png
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/images/configurebetter1.png b/en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/images/configurebetter1.png
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/images/configurebetter1.png
rename to en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/images/configurebetter1.png
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/images/ducklings_running.jpg b/en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/images/ducklings_running.jpg
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/images/ducklings_running.jpg
rename to en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/images/ducklings_running.jpg
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/images/ducklings_swimming.jpg b/en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/images/ducklings_swimming.jpg
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/images/ducklings_swimming.jpg
rename to en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/images/ducklings_swimming.jpg
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/index.dita b/en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/index.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/index.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/index.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/r_add.dita b/en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/r_add.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/r_add.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/r_add.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/r_create.dita b/en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/r_create.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/r_create.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/r_create.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/r_delete.dita b/en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/r_delete.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/r_delete.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/r_delete.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/r_edit.dita b/en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/r_edit.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/r_edit.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/r_edit.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/r_modify_table.dita b/en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/r_modify_table.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/r_modify_table.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/r_modify_table.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/r_newtable.dita b/en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/r_newtable.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/r_newtable.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/r_newtable.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/r_tnav.dita b/en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/r_tnav.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/r_tnav.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/r_tnav.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/t_adding_entry.dita b/en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/t_adding_entry.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/t_adding_entry.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/t_adding_entry.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/t_create_table.dita b/en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/t_create_table.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/t_create_table.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/t_create_table.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/t_creating_entry.dita b/en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/t_creating_entry.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/t_creating_entry.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/t_creating_entry.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/t_deleting_entry.dita b/en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/t_deleting_entry.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/t_deleting_entry.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/t_deleting_entry.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/t_modify_entry.dita b/en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/t_modify_entry.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/t_modify_entry.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/t_modify_entry.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/t_modify_table.dita b/en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/t_modify_table.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/t_modify_table.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/t_modify_table.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/t_queries.dita b/en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/t_queries.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/t_queries.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/t_queries.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/t_watching_wild_ducks.dita b/en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/t_watching_wild_ducks.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/t_watching_wild_ducks.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/maps_bookmaps_samples/samples/t_watching_wild_ducks.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/_b_advanced_cs101.ditamap b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/_b_advanced_cs101.ditamap
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/_b_advanced_cs101.ditamap
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/_b_advanced_cs101.ditamap
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/_b_advanced_cs101_start.ditamap b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/_b_advanced_cs101_start.ditamap
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/_b_advanced_cs101_start.ditamap
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/_b_advanced_cs101_start.ditamap
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/avoiding_legal_exposure.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/avoiding_legal_exposure.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/avoiding_legal_exposure.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/avoiding_legal_exposure.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/better_technical_information_fewer_support_calls.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/better_technical_information_fewer_support_calls.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/better_technical_information_fewer_support_calls.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/better_technical_information_fewer_support_calls.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/building_user_community_and_loyalty.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/building_user_community_and_loyalty.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/building_user_community_and_loyalty.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/building_user_community_and_loyalty.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/collaboration_not_content_free_for_all.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/collaboration_not_content_free_for_all.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/collaboration_not_content_free_for_all.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/collaboration_not_content_free_for_all.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/content_collaboration_across_the_organization.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/content_collaboration_across_the_organization.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/content_collaboration_across_the_organization.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/content_collaboration_across_the_organization.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/controlling_technical_communication_costs.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/controlling_technical_communication_costs.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/controlling_technical_communication_costs.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/controlling_technical_communication_costs.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/efficient_technical_content_development.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/efficient_technical_content_development.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/efficient_technical_content_development.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/efficient_technical_content_development.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/extending_the_game_experience_into_content.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/extending_the_game_experience_into_content.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/extending_the_game_experience_into_content.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/extending_the_game_experience_into_content.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/images/configurebad.png b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/images/configurebad.png
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/images/configurebad.png
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/images/configurebad.png
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/images/configurebetter.png b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/images/configurebetter.png
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/images/configurebetter.png
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/images/configurebetter.png
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/images/ducklings.png b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/images/ducklings.png
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/images/ducklings.png
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/images/ducklings.png
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/images/infoflow.svg b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/images/infoflow.svg
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/images/infoflow.svg
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/images/infoflow.svg
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/images/oldrepublic.png b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/images/oldrepublic.png
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/images/oldrepublic.png
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/images/oldrepublic.png
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/images/oldrepublic_book.png b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/images/oldrepublic_book.png
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/images/oldrepublic_book.png
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/images/oldrepublic_book.png
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/images/productdoc_forsales.png b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/images/productdoc_forsales.png
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/images/productdoc_forsales.png
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/images/productdoc_forsales.png
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/images/progressbar.png b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/images/progressbar.png
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/images/progressbar.png
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/images/progressbar.png
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/images/scaling.svg b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/images/scaling.svg
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/images/scaling.svg
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/images/scaling.svg
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/images/techreqs.svg b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/images/techreqs.svg
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/images/techreqs.svg
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/images/techreqs.svg
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/images/wordpress5minutes.png b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/images/wordpress5minutes.png
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/images/wordpress5minutes.png
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/images/wordpress5minutes.png
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/increasing_product_visibility.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/increasing_product_visibility.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/increasing_product_visibility.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/increasing_product_visibility.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/information_delivery.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/information_delivery.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/information_delivery.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/information_delivery.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/legal_and_regulatory_issues.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/legal_and_regulatory_issues.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/legal_and_regulatory_issues.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/legal_and_regulatory_issues.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/marketing_and_product_visibility.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/marketing_and_product_visibility.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/marketing_and_product_visibility.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/marketing_and_product_visibility.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/meeting_regulatory_requirements.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/meeting_regulatory_requirements.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/meeting_regulatory_requirements.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/meeting_regulatory_requirements.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/more_efficient_support_operations.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/more_efficient_support_operations.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/more_efficient_support_operations.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/more_efficient_support_operations.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/reducing_the_cost_of_technical_support.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/reducing_the_cost_of_technical_support.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/reducing_the_cost_of_technical_support.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/reducing_the_cost_of_technical_support.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/reinforcing_the_marketing_message.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/reinforcing_the_marketing_message.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/reinforcing_the_marketing_message.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/reinforcing_the_marketing_message.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/supporting_marketing_with_technical_content.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/supporting_marketing_with_technical_content.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/supporting_marketing_with_technical_content.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/supporting_marketing_with_technical_content.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/technical_standards.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/technical_standards.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/technical_standards.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/technical_standards.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/the_fallacy_of_low_cost_documentation.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/the_fallacy_of_low_cost_documentation.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/the_fallacy_of_low_cost_documentation.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/the_fallacy_of_low_cost_documentation.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/third_party_books.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/third_party_books.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/third_party_books.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/third_party_books.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/when_technical_content_contradicts_marketing.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/when_technical_content_contradicts_marketing.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/when_technical_content_contradicts_marketing.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/bookmap/when_technical_content_contradicts_marketing.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/_m_advanced_cs101.ditamap b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/_m_advanced_cs101.ditamap
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/_m_advanced_cs101.ditamap
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/_m_advanced_cs101.ditamap
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/_m_advanced_cs101_start.ditamap b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/_m_advanced_cs101_start.ditamap
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/_m_advanced_cs101_start.ditamap
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/_m_advanced_cs101_start.ditamap
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/avoiding_legal_exposure.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/avoiding_legal_exposure.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/avoiding_legal_exposure.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/avoiding_legal_exposure.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/better_technical_information_fewer_support_calls.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/better_technical_information_fewer_support_calls.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/better_technical_information_fewer_support_calls.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/better_technical_information_fewer_support_calls.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/building_user_community_and_loyalty.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/building_user_community_and_loyalty.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/building_user_community_and_loyalty.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/building_user_community_and_loyalty.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/collaboration_not_content_free_for_all.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/collaboration_not_content_free_for_all.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/collaboration_not_content_free_for_all.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/collaboration_not_content_free_for_all.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/content_collaboration_across_the_organization.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/content_collaboration_across_the_organization.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/content_collaboration_across_the_organization.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/content_collaboration_across_the_organization.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/controlling_technical_communication_costs.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/controlling_technical_communication_costs.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/controlling_technical_communication_costs.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/controlling_technical_communication_costs.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/efficient_technical_content_development.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/efficient_technical_content_development.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/efficient_technical_content_development.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/efficient_technical_content_development.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/extending_the_game_experience_into_content.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/extending_the_game_experience_into_content.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/extending_the_game_experience_into_content.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/extending_the_game_experience_into_content.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/images/configurebad.png b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/images/configurebad.png
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/images/configurebad.png
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/images/configurebad.png
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/images/configurebetter.png b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/images/configurebetter.png
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/images/configurebetter.png
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/images/configurebetter.png
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/images/ducklings.png b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/images/ducklings.png
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/images/ducklings.png
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/images/ducklings.png
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/images/infoflow.svg b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/images/infoflow.svg
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/images/infoflow.svg
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/images/infoflow.svg
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/images/oldrepublic.png b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/images/oldrepublic.png
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/images/oldrepublic.png
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/images/oldrepublic.png
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/images/oldrepublic_book.png b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/images/oldrepublic_book.png
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/images/oldrepublic_book.png
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/images/oldrepublic_book.png
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/images/productdoc_forsales.png b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/images/productdoc_forsales.png
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/images/productdoc_forsales.png
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/images/productdoc_forsales.png
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/images/progressbar.png b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/images/progressbar.png
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/images/progressbar.png
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/images/progressbar.png
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/images/scaling.svg b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/images/scaling.svg
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/images/scaling.svg
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/images/scaling.svg
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/images/techreqs.svg b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/images/techreqs.svg
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/images/techreqs.svg
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/images/techreqs.svg
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/images/wordpress5minutes.png b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/images/wordpress5minutes.png
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/images/wordpress5minutes.png
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/images/wordpress5minutes.png
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/increasing_product_visibility.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/increasing_product_visibility.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/increasing_product_visibility.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/increasing_product_visibility.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/information_delivery.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/information_delivery.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/information_delivery.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/information_delivery.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/legal_and_regulatory_issues.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/legal_and_regulatory_issues.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/legal_and_regulatory_issues.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/legal_and_regulatory_issues.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/marketing_and_product_visibility.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/marketing_and_product_visibility.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/marketing_and_product_visibility.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/marketing_and_product_visibility.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/meeting_regulatory_requirements.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/meeting_regulatory_requirements.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/meeting_regulatory_requirements.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/meeting_regulatory_requirements.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/more_efficient_support_operations.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/more_efficient_support_operations.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/more_efficient_support_operations.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/more_efficient_support_operations.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/reducing_the_cost_of_technical_support.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/reducing_the_cost_of_technical_support.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/reducing_the_cost_of_technical_support.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/reducing_the_cost_of_technical_support.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/reinforcing_the_marketing_message.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/reinforcing_the_marketing_message.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/reinforcing_the_marketing_message.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/reinforcing_the_marketing_message.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/supporting_marketing_with_technical_content.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/supporting_marketing_with_technical_content.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/supporting_marketing_with_technical_content.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/supporting_marketing_with_technical_content.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/technical_standards.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/technical_standards.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/technical_standards.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/technical_standards.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/the_fallacy_of_low_cost_documentation.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/the_fallacy_of_low_cost_documentation.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/the_fallacy_of_low_cost_documentation.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/the_fallacy_of_low_cost_documentation.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/third_party_books.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/third_party_books.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/third_party_books.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/third_party_books.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/when_technical_content_contradicts_marketing.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/when_technical_content_contradicts_marketing.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/when_technical_content_contradicts_marketing.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_exercises/map/when_technical_content_contradicts_marketing.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/_b_ducks_advanced.ditamap b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/_b_ducks_advanced.ditamap
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/_b_ducks_advanced.ditamap
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/_b_ducks_advanced.ditamap
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/_b_ducks_advanced_start.ditamap b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/_b_ducks_advanced_start.ditamap
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/_b_ducks_advanced_start.ditamap
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/_b_ducks_advanced_start.ditamap
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/c_domestic_ducks.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/c_domestic_ducks.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/c_domestic_ducks.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/c_domestic_ducks.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/c_duck_weight.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/c_duck_weight.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/c_duck_weight.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/c_duck_weight.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/c_duckdb.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/c_duckdb.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/c_duckdb.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/c_duckdb.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/c_duckling_growth.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/c_duckling_growth.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/c_duckling_growth.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/c_duckling_growth.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/c_feeding_ducklings.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/c_feeding_ducklings.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/c_feeding_ducklings.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/c_feeding_ducklings.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/c_wild_duck_species.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/c_wild_duck_species.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/c_wild_duck_species.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/c_wild_duck_species.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/c_wild_duck_types.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/c_wild_duck_types.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/c_wild_duck_types.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/c_wild_duck_types.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/c_wild_ducks.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/c_wild_ducks.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/c_wild_ducks.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/c_wild_ducks.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/c_writing_about_ducks.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/c_writing_about_ducks.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/c_writing_about_ducks.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/c_writing_about_ducks.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/g_duck_glossentry.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/g_duck_glossentry.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/g_duck_glossentry.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/g_duck_glossentry.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/g_duck_glossgroup.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/g_duck_glossgroup.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/g_duck_glossgroup.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/g_duck_glossgroup.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/g_duck_glossorg.ditamap b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/g_duck_glossorg.ditamap
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/g_duck_glossorg.ditamap
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/g_duck_glossorg.ditamap
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/images/checklist.png b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/images/checklist.png
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/images/checklist.png
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/images/checklist.png
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/images/configurebetter1.png b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/images/configurebetter1.png
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/images/configurebetter1.png
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/images/configurebetter1.png
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/images/ducklings_running.jpg b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/images/ducklings_running.jpg
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/images/ducklings_running.jpg
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/images/ducklings_running.jpg
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/images/ducklings_swimming.jpg b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/images/ducklings_swimming.jpg
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/images/ducklings_swimming.jpg
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/images/ducklings_swimming.jpg
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/r_add.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/r_add.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/r_add.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/r_add.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/r_delete.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/r_delete.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/r_delete.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/r_delete.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/r_edit.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/r_edit.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/r_edit.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/r_edit.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/r_modify_table.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/r_modify_table.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/r_modify_table.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/r_modify_table.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/r_newtable.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/r_newtable.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/r_newtable.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/r_newtable.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/r_tnav.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/r_tnav.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/r_tnav.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/r_tnav.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/t_adding_entry.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/t_adding_entry.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/t_adding_entry.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/t_adding_entry.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/t_create_table.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/t_create_table.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/t_create_table.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/t_create_table.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/t_deleting_entry.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/t_deleting_entry.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/t_deleting_entry.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/t_deleting_entry.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/t_modify_entry.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/t_modify_entry.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/t_modify_entry.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/t_modify_entry.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/t_modify_table.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/t_modify_table.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/t_modify_table.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/t_modify_table.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/t_queries.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/t_queries.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/t_queries.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/t_queries.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/t_watching_wild_ducks.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/t_watching_wild_ducks.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/t_watching_wild_ducks.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/bookmap/t_watching_wild_ducks.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/_m_ducks_advanced.ditamap b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/_m_ducks_advanced.ditamap
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/_m_ducks_advanced.ditamap
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/_m_ducks_advanced.ditamap
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/_m_ducks_advanced_start.ditamap b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/_m_ducks_advanced_start.ditamap
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/_m_ducks_advanced_start.ditamap
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/_m_ducks_advanced_start.ditamap
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/c_domestic_ducks.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/c_domestic_ducks.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/c_domestic_ducks.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/c_domestic_ducks.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/c_duck_weight.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/c_duck_weight.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/c_duck_weight.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/c_duck_weight.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/c_duckdb.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/c_duckdb.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/c_duckdb.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/c_duckdb.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/c_duckling_growth.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/c_duckling_growth.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/c_duckling_growth.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/c_duckling_growth.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/c_feeding_ducklings.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/c_feeding_ducklings.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/c_feeding_ducklings.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/c_feeding_ducklings.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/c_habitats.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/c_habitats.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/c_habitats.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/c_habitats.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/c_housing.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/c_housing.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/c_housing.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/c_housing.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/c_wild_duck_species.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/c_wild_duck_species.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/c_wild_duck_species.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/c_wild_duck_species.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/c_wild_duck_types.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/c_wild_duck_types.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/c_wild_duck_types.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/c_wild_duck_types.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/c_wild_ducks.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/c_wild_ducks.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/c_wild_ducks.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/c_wild_ducks.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/c_writing_about_ducks.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/c_writing_about_ducks.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/c_writing_about_ducks.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/c_writing_about_ducks.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/g_duck_glossentry.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/g_duck_glossentry.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/g_duck_glossentry.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/g_duck_glossentry.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/g_duck_glossgroup.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/g_duck_glossgroup.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/g_duck_glossgroup.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/g_duck_glossgroup.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/g_duck_glossorg.ditamap b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/g_duck_glossorg.ditamap
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/g_duck_glossorg.ditamap
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/g_duck_glossorg.ditamap
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/images/checklist.png b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/images/checklist.png
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/images/checklist.png
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/images/checklist.png
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/images/configurebetter1.png b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/images/configurebetter1.png
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/images/configurebetter1.png
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/images/configurebetter1.png
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/images/ducklings_running.jpg b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/images/ducklings_running.jpg
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/images/ducklings_running.jpg
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/images/ducklings_running.jpg
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/images/ducklings_swimming.jpg b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/images/ducklings_swimming.jpg
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/images/ducklings_swimming.jpg
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/images/ducklings_swimming.jpg
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/r_add.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/r_add.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/r_add.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/r_add.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/r_create.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/r_create.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/r_create.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/r_create.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/r_delete.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/r_delete.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/r_delete.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/r_delete.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/r_edit.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/r_edit.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/r_edit.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/r_edit.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/r_modify_table.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/r_modify_table.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/r_modify_table.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/r_modify_table.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/r_newtable.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/r_newtable.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/r_newtable.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/r_newtable.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/r_tnav.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/r_tnav.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/r_tnav.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/r_tnav.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/t_adding_entry.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/t_adding_entry.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/t_adding_entry.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/t_adding_entry.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/t_create_table.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/t_create_table.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/t_create_table.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/t_create_table.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/t_creating_entry.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/t_creating_entry.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/t_creating_entry.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/t_creating_entry.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/t_deleting_entry.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/t_deleting_entry.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/t_deleting_entry.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/t_deleting_entry.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/t_modify_entry.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/t_modify_entry.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/t_modify_entry.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/t_modify_entry.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/t_modify_table.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/t_modify_table.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/t_modify_table.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/t_modify_table.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/t_queries.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/t_queries.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/t_queries.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/t_queries.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/t_watching_wild_ducks.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/t_watching_wild_ducks.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/t_watching_wild_ducks.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/advanced_samples/map/t_watching_wild_ducks.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/_b_cs101.ditamap b/en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/_b_cs101.ditamap
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/_b_cs101.ditamap
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/_b_cs101.ditamap
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/_b_cs101_start.ditamap b/en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/_b_cs101_start.ditamap
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/_b_cs101_start.ditamap
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/_b_cs101_start.ditamap
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/avoiding_legal_exposure.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/avoiding_legal_exposure.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/avoiding_legal_exposure.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/avoiding_legal_exposure.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/better_technical_information_fewer_support_calls.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/better_technical_information_fewer_support_calls.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/better_technical_information_fewer_support_calls.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/better_technical_information_fewer_support_calls.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/building_user_community_and_loyalty.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/building_user_community_and_loyalty.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/building_user_community_and_loyalty.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/building_user_community_and_loyalty.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/collaboration_not_content_free_for_all.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/collaboration_not_content_free_for_all.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/collaboration_not_content_free_for_all.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/collaboration_not_content_free_for_all.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/content_collaboration_across_the_organization.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/content_collaboration_across_the_organization.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/content_collaboration_across_the_organization.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/content_collaboration_across_the_organization.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/controlling_technical_communication_costs.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/controlling_technical_communication_costs.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/controlling_technical_communication_costs.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/controlling_technical_communication_costs.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/efficient_technical_content_development.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/efficient_technical_content_development.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/efficient_technical_content_development.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/efficient_technical_content_development.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/extending_the_game_experience_into_content.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/extending_the_game_experience_into_content.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/extending_the_game_experience_into_content.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/extending_the_game_experience_into_content.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/images/configurebad.png b/en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/images/configurebad.png
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/images/configurebad.png
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/images/configurebad.png
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/images/configurebetter.png b/en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/images/configurebetter.png
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/images/configurebetter.png
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/images/configurebetter.png
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/images/ducklings.png b/en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/images/ducklings.png
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/images/ducklings.png
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/images/ducklings.png
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/images/infoflow.svg b/en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/images/infoflow.svg
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/images/infoflow.svg
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/images/infoflow.svg
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/images/oldrepublic.png b/en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/images/oldrepublic.png
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/images/oldrepublic.png
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/images/oldrepublic.png
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/images/oldrepublic_book.png b/en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/images/oldrepublic_book.png
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/images/oldrepublic_book.png
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/images/oldrepublic_book.png
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/images/productdoc_forsales.png b/en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/images/productdoc_forsales.png
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/images/productdoc_forsales.png
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/images/productdoc_forsales.png
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/images/progressbar.png b/en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/images/progressbar.png
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/images/progressbar.png
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/images/progressbar.png
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/images/scaling.svg b/en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/images/scaling.svg
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/images/scaling.svg
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/images/scaling.svg
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/images/techreqs.svg b/en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/images/techreqs.svg
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/images/techreqs.svg
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/images/techreqs.svg
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/images/wordpress5minutes.png b/en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/images/wordpress5minutes.png
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/images/wordpress5minutes.png
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/images/wordpress5minutes.png
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/increasing_product_visibility.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/increasing_product_visibility.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/increasing_product_visibility.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/increasing_product_visibility.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/information_delivery.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/information_delivery.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/information_delivery.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/information_delivery.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/legal_and_regulatory_issues.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/legal_and_regulatory_issues.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/legal_and_regulatory_issues.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/legal_and_regulatory_issues.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/marketing_and_product_visibility.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/marketing_and_product_visibility.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/marketing_and_product_visibility.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/marketing_and_product_visibility.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/meeting_regulatory_requirements.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/meeting_regulatory_requirements.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/meeting_regulatory_requirements.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/meeting_regulatory_requirements.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/more_efficient_support_operations.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/more_efficient_support_operations.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/more_efficient_support_operations.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/more_efficient_support_operations.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/reducing_the_cost_of_technical_support.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/reducing_the_cost_of_technical_support.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/reducing_the_cost_of_technical_support.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/reducing_the_cost_of_technical_support.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/reinforcing_the_marketing_message.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/reinforcing_the_marketing_message.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/reinforcing_the_marketing_message.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/reinforcing_the_marketing_message.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/supporting_marketing_with_technical_content.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/supporting_marketing_with_technical_content.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/supporting_marketing_with_technical_content.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/supporting_marketing_with_technical_content.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/technical_standards.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/technical_standards.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/technical_standards.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/technical_standards.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/the_fallacy_of_low_cost_documentation.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/the_fallacy_of_low_cost_documentation.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/the_fallacy_of_low_cost_documentation.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/the_fallacy_of_low_cost_documentation.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/third_party_books.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/third_party_books.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/third_party_books.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/third_party_books.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/when_technical_content_contradicts_marketing.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/when_technical_content_contradicts_marketing.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/when_technical_content_contradicts_marketing.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_exercises/when_technical_content_contradicts_marketing.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_samples/_b_ducks.ditamap b/en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_samples/_b_ducks.ditamap
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_samples/_b_ducks.ditamap
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_samples/_b_ducks.ditamap
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_samples/_b_ducks_start.ditamap b/en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_samples/_b_ducks_start.ditamap
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_samples/_b_ducks_start.ditamap
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_samples/_b_ducks_start.ditamap
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_samples/c_domestic_ducks.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_samples/c_domestic_ducks.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_samples/c_domestic_ducks.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_samples/c_domestic_ducks.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_samples/c_duck_weight.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_samples/c_duck_weight.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_samples/c_duck_weight.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_samples/c_duck_weight.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_samples/c_duckdb.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_samples/c_duckdb.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_samples/c_duckdb.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_samples/c_duckdb.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_samples/c_duckling_growth.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_samples/c_duckling_growth.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_samples/c_duckling_growth.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_samples/c_duckling_growth.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_samples/c_feeding_ducklings.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_samples/c_feeding_ducklings.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_samples/c_feeding_ducklings.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_samples/c_feeding_ducklings.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_samples/c_wild_duck_species.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_samples/c_wild_duck_species.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_samples/c_wild_duck_species.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_samples/c_wild_duck_species.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_samples/c_wild_duck_types.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_samples/c_wild_duck_types.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_samples/c_wild_duck_types.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_samples/c_wild_duck_types.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_samples/c_wild_ducks.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_samples/c_wild_ducks.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_samples/c_wild_ducks.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_samples/c_wild_ducks.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_samples/c_writing_about_ducks.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_samples/c_writing_about_ducks.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_samples/c_writing_about_ducks.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_samples/c_writing_about_ducks.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_samples/g_duck_glossentry.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_samples/g_duck_glossentry.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_samples/g_duck_glossentry.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_samples/g_duck_glossentry.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_samples/g_duck_glossgroup.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_samples/g_duck_glossgroup.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_samples/g_duck_glossgroup.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_samples/g_duck_glossgroup.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_samples/g_duck_glossorg.ditamap b/en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_samples/g_duck_glossorg.ditamap
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_samples/g_duck_glossorg.ditamap
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_samples/g_duck_glossorg.ditamap
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_samples/images/checklist.png b/en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_samples/images/checklist.png
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_samples/images/checklist.png
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_samples/images/checklist.png
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_samples/images/configurebetter1.png b/en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_samples/images/configurebetter1.png
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_samples/images/configurebetter1.png
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_samples/images/configurebetter1.png
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_samples/images/ducklings_running.jpg b/en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_samples/images/ducklings_running.jpg
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_samples/images/ducklings_running.jpg
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_samples/images/ducklings_running.jpg
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_samples/images/ducklings_swimming.jpg b/en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_samples/images/ducklings_swimming.jpg
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_samples/images/ducklings_swimming.jpg
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_samples/images/ducklings_swimming.jpg
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_samples/index.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_samples/index.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_samples/index.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_samples/index.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_samples/r_tnav.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_samples/r_tnav.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_samples/r_tnav.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_samples/r_tnav.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_samples/t_watching_wild_ducks.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_samples/t_watching_wild_ducks.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/bookmap_samples/t_watching_wild_ducks.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/bookmap_samples/t_watching_wild_ducks.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/map_exercises/_m_cs101.ditamap b/en-us/course5_using_dita_maps_and_bookmaps/samples/map_exercises/_m_cs101.ditamap
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/map_exercises/_m_cs101.ditamap
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/map_exercises/_m_cs101.ditamap
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/map_exercises/_m_cs101_start.ditamap b/en-us/course5_using_dita_maps_and_bookmaps/samples/map_exercises/_m_cs101_start.ditamap
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/map_exercises/_m_cs101_start.ditamap
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/map_exercises/_m_cs101_start.ditamap
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/map_exercises/avoiding_legal_exposure.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/map_exercises/avoiding_legal_exposure.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/map_exercises/avoiding_legal_exposure.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/map_exercises/avoiding_legal_exposure.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/map_exercises/better_technical_information_fewer_support_calls.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/map_exercises/better_technical_information_fewer_support_calls.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/map_exercises/better_technical_information_fewer_support_calls.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/map_exercises/better_technical_information_fewer_support_calls.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/map_exercises/building_user_community_and_loyalty.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/map_exercises/building_user_community_and_loyalty.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/map_exercises/building_user_community_and_loyalty.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/map_exercises/building_user_community_and_loyalty.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/map_exercises/collaboration_not_content_free_for_all.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/map_exercises/collaboration_not_content_free_for_all.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/map_exercises/collaboration_not_content_free_for_all.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/map_exercises/collaboration_not_content_free_for_all.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/map_exercises/content_collaboration_across_the_organization.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/map_exercises/content_collaboration_across_the_organization.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/map_exercises/content_collaboration_across_the_organization.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/map_exercises/content_collaboration_across_the_organization.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/map_exercises/controlling_technical_communication_costs.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/map_exercises/controlling_technical_communication_costs.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/map_exercises/controlling_technical_communication_costs.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/map_exercises/controlling_technical_communication_costs.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/map_exercises/efficient_technical_content_development.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/map_exercises/efficient_technical_content_development.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/map_exercises/efficient_technical_content_development.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/map_exercises/efficient_technical_content_development.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/map_exercises/extending_the_game_experience_into_content.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/map_exercises/extending_the_game_experience_into_content.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/map_exercises/extending_the_game_experience_into_content.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/map_exercises/extending_the_game_experience_into_content.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/map_exercises/images/configurebad.png b/en-us/course5_using_dita_maps_and_bookmaps/samples/map_exercises/images/configurebad.png
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/map_exercises/images/configurebad.png
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/map_exercises/images/configurebad.png
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/map_exercises/images/configurebetter.png b/en-us/course5_using_dita_maps_and_bookmaps/samples/map_exercises/images/configurebetter.png
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/map_exercises/images/configurebetter.png
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/map_exercises/images/configurebetter.png
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/map_exercises/images/ducklings.png b/en-us/course5_using_dita_maps_and_bookmaps/samples/map_exercises/images/ducklings.png
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/map_exercises/images/ducklings.png
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/map_exercises/images/ducklings.png
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/map_exercises/images/infoflow.svg b/en-us/course5_using_dita_maps_and_bookmaps/samples/map_exercises/images/infoflow.svg
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/map_exercises/images/infoflow.svg
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/map_exercises/images/infoflow.svg
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/map_exercises/images/oldrepublic.png b/en-us/course5_using_dita_maps_and_bookmaps/samples/map_exercises/images/oldrepublic.png
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/map_exercises/images/oldrepublic.png
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/map_exercises/images/oldrepublic.png
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/map_exercises/images/oldrepublic_book.png b/en-us/course5_using_dita_maps_and_bookmaps/samples/map_exercises/images/oldrepublic_book.png
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/map_exercises/images/oldrepublic_book.png
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/map_exercises/images/oldrepublic_book.png
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/map_exercises/images/productdoc_forsales.png b/en-us/course5_using_dita_maps_and_bookmaps/samples/map_exercises/images/productdoc_forsales.png
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/map_exercises/images/productdoc_forsales.png
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/map_exercises/images/productdoc_forsales.png
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/map_exercises/images/progressbar.png b/en-us/course5_using_dita_maps_and_bookmaps/samples/map_exercises/images/progressbar.png
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/map_exercises/images/progressbar.png
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/map_exercises/images/progressbar.png
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/map_exercises/images/scaling.svg b/en-us/course5_using_dita_maps_and_bookmaps/samples/map_exercises/images/scaling.svg
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/map_exercises/images/scaling.svg
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/map_exercises/images/scaling.svg
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/map_exercises/images/techreqs.svg b/en-us/course5_using_dita_maps_and_bookmaps/samples/map_exercises/images/techreqs.svg
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/map_exercises/images/techreqs.svg
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/map_exercises/images/techreqs.svg
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/map_exercises/images/wordpress5minutes.png b/en-us/course5_using_dita_maps_and_bookmaps/samples/map_exercises/images/wordpress5minutes.png
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/map_exercises/images/wordpress5minutes.png
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/map_exercises/images/wordpress5minutes.png
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/map_exercises/increasing_product_visibility.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/map_exercises/increasing_product_visibility.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/map_exercises/increasing_product_visibility.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/map_exercises/increasing_product_visibility.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/map_exercises/information_delivery.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/map_exercises/information_delivery.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/map_exercises/information_delivery.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/map_exercises/information_delivery.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/map_exercises/legal_and_regulatory_issues.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/map_exercises/legal_and_regulatory_issues.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/map_exercises/legal_and_regulatory_issues.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/map_exercises/legal_and_regulatory_issues.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/map_exercises/marketing_and_product_visibility.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/map_exercises/marketing_and_product_visibility.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/map_exercises/marketing_and_product_visibility.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/map_exercises/marketing_and_product_visibility.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/map_exercises/meeting_regulatory_requirements.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/map_exercises/meeting_regulatory_requirements.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/map_exercises/meeting_regulatory_requirements.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/map_exercises/meeting_regulatory_requirements.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/map_exercises/more_efficient_support_operations.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/map_exercises/more_efficient_support_operations.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/map_exercises/more_efficient_support_operations.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/map_exercises/more_efficient_support_operations.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/map_exercises/reducing_the_cost_of_technical_support.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/map_exercises/reducing_the_cost_of_technical_support.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/map_exercises/reducing_the_cost_of_technical_support.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/map_exercises/reducing_the_cost_of_technical_support.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/map_exercises/reinforcing_the_marketing_message.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/map_exercises/reinforcing_the_marketing_message.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/map_exercises/reinforcing_the_marketing_message.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/map_exercises/reinforcing_the_marketing_message.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/map_exercises/supporting_marketing_with_technical_content.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/map_exercises/supporting_marketing_with_technical_content.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/map_exercises/supporting_marketing_with_technical_content.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/map_exercises/supporting_marketing_with_technical_content.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/map_exercises/technical_standards.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/map_exercises/technical_standards.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/map_exercises/technical_standards.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/map_exercises/technical_standards.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/map_exercises/the_fallacy_of_low_cost_documentation.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/map_exercises/the_fallacy_of_low_cost_documentation.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/map_exercises/the_fallacy_of_low_cost_documentation.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/map_exercises/the_fallacy_of_low_cost_documentation.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/map_exercises/third_party_books.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/map_exercises/third_party_books.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/map_exercises/third_party_books.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/map_exercises/third_party_books.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/map_exercises/when_technical_content_contradicts_marketing.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/map_exercises/when_technical_content_contradicts_marketing.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/map_exercises/when_technical_content_contradicts_marketing.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/map_exercises/when_technical_content_contradicts_marketing.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/map_samples/_m_ducks.ditamap b/en-us/course5_using_dita_maps_and_bookmaps/samples/map_samples/_m_ducks.ditamap
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/map_samples/_m_ducks.ditamap
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/map_samples/_m_ducks.ditamap
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/map_samples/_m_ducks_start.ditamap b/en-us/course5_using_dita_maps_and_bookmaps/samples/map_samples/_m_ducks_start.ditamap
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/map_samples/_m_ducks_start.ditamap
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/map_samples/_m_ducks_start.ditamap
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/map_samples/c_domestic_ducks.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/map_samples/c_domestic_ducks.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/map_samples/c_domestic_ducks.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/map_samples/c_domestic_ducks.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/map_samples/c_duck_weight.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/map_samples/c_duck_weight.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/map_samples/c_duck_weight.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/map_samples/c_duck_weight.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/map_samples/c_duckdb.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/map_samples/c_duckdb.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/map_samples/c_duckdb.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/map_samples/c_duckdb.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/map_samples/c_duckling_growth.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/map_samples/c_duckling_growth.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/map_samples/c_duckling_growth.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/map_samples/c_duckling_growth.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/map_samples/c_feeding_ducklings.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/map_samples/c_feeding_ducklings.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/map_samples/c_feeding_ducklings.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/map_samples/c_feeding_ducklings.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/map_samples/c_habitats.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/map_samples/c_habitats.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/map_samples/c_habitats.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/map_samples/c_habitats.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/map_samples/c_housing.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/map_samples/c_housing.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/map_samples/c_housing.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/map_samples/c_housing.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/map_samples/c_wild_duck_species.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/map_samples/c_wild_duck_species.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/map_samples/c_wild_duck_species.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/map_samples/c_wild_duck_species.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/map_samples/c_wild_duck_types.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/map_samples/c_wild_duck_types.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/map_samples/c_wild_duck_types.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/map_samples/c_wild_duck_types.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/map_samples/c_wild_ducks.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/map_samples/c_wild_ducks.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/map_samples/c_wild_ducks.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/map_samples/c_wild_ducks.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/map_samples/c_writing_about_ducks.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/map_samples/c_writing_about_ducks.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/map_samples/c_writing_about_ducks.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/map_samples/c_writing_about_ducks.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/map_samples/g_duck_glossentry.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/map_samples/g_duck_glossentry.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/map_samples/g_duck_glossentry.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/map_samples/g_duck_glossentry.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/map_samples/g_duck_glossgroup.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/map_samples/g_duck_glossgroup.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/map_samples/g_duck_glossgroup.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/map_samples/g_duck_glossgroup.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/map_samples/g_duck_glossorg.ditamap b/en-us/course5_using_dita_maps_and_bookmaps/samples/map_samples/g_duck_glossorg.ditamap
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/map_samples/g_duck_glossorg.ditamap
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/map_samples/g_duck_glossorg.ditamap
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/map_samples/images/checklist.png b/en-us/course5_using_dita_maps_and_bookmaps/samples/map_samples/images/checklist.png
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/map_samples/images/checklist.png
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/map_samples/images/checklist.png
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/map_samples/images/configurebetter1.png b/en-us/course5_using_dita_maps_and_bookmaps/samples/map_samples/images/configurebetter1.png
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/map_samples/images/configurebetter1.png
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/map_samples/images/configurebetter1.png
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/map_samples/images/ducklings_running.jpg b/en-us/course5_using_dita_maps_and_bookmaps/samples/map_samples/images/ducklings_running.jpg
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/map_samples/images/ducklings_running.jpg
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/map_samples/images/ducklings_running.jpg
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/map_samples/images/ducklings_swimming.jpg b/en-us/course5_using_dita_maps_and_bookmaps/samples/map_samples/images/ducklings_swimming.jpg
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/map_samples/images/ducklings_swimming.jpg
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/map_samples/images/ducklings_swimming.jpg
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/map_samples/r_add.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/map_samples/r_add.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/map_samples/r_add.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/map_samples/r_add.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/map_samples/r_create.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/map_samples/r_create.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/map_samples/r_create.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/map_samples/r_create.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/map_samples/r_delete.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/map_samples/r_delete.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/map_samples/r_delete.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/map_samples/r_delete.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/map_samples/r_edit.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/map_samples/r_edit.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/map_samples/r_edit.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/map_samples/r_edit.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/map_samples/r_modify_table.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/map_samples/r_modify_table.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/map_samples/r_modify_table.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/map_samples/r_modify_table.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/map_samples/r_newtable.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/map_samples/r_newtable.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/map_samples/r_newtable.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/map_samples/r_newtable.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/map_samples/r_tnav.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/map_samples/r_tnav.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/map_samples/r_tnav.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/map_samples/r_tnav.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/map_samples/t_adding_entry.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/map_samples/t_adding_entry.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/map_samples/t_adding_entry.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/map_samples/t_adding_entry.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/map_samples/t_create_table.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/map_samples/t_create_table.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/map_samples/t_create_table.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/map_samples/t_create_table.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/map_samples/t_creating_entry.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/map_samples/t_creating_entry.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/map_samples/t_creating_entry.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/map_samples/t_creating_entry.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/map_samples/t_deleting_entry.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/map_samples/t_deleting_entry.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/map_samples/t_deleting_entry.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/map_samples/t_deleting_entry.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/map_samples/t_modify_entry.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/map_samples/t_modify_entry.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/map_samples/t_modify_entry.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/map_samples/t_modify_entry.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/map_samples/t_modify_table.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/map_samples/t_modify_table.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/map_samples/t_modify_table.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/map_samples/t_modify_table.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/map_samples/t_queries.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/map_samples/t_queries.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/map_samples/t_queries.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/map_samples/t_queries.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/map_samples/t_watching_wild_ducks.dita b/en-us/course5_using_dita_maps_and_bookmaps/samples/map_samples/t_watching_wild_ducks.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/map_samples/t_watching_wild_ducks.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/map_samples/t_watching_wild_ducks.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/reltable_samples/reltable.ditamap b/en-us/course5_using_dita_maps_and_bookmaps/samples/reltable_samples/reltable.ditamap
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/reltable_samples/reltable.ditamap
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/reltable_samples/reltable.ditamap
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/samples/reltable_samples/reltable_start.ditamap b/en-us/course5_using_dita_maps_and_bookmaps/samples/reltable_samples/reltable_start.ditamap
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/samples/reltable_samples/reltable_start.ditamap
rename to en-us/course5_using_dita_maps_and_bookmaps/samples/reltable_samples/reltable_start.ditamap
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/sources/reltable_example/_m_reltable.ditamap b/en-us/course5_using_dita_maps_and_bookmaps/sources/reltable_example/_m_reltable.ditamap
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/sources/reltable_example/_m_reltable.ditamap
rename to en-us/course5_using_dita_maps_and_bookmaps/sources/reltable_example/_m_reltable.ditamap
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/sources/reltable_example/c_intro.dita b/en-us/course5_using_dita_maps_and_bookmaps/sources/reltable_example/c_intro.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/sources/reltable_example/c_intro.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/sources/reltable_example/c_intro.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/sources/reltable_example/c_nourishment.dita b/en-us/course5_using_dita_maps_and_bookmaps/sources/reltable_example/c_nourishment.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/sources/reltable_example/c_nourishment.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/sources/reltable_example/c_nourishment.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/sources/reltable_example/c_shelters.dita b/en-us/course5_using_dita_maps_and_bookmaps/sources/reltable_example/c_shelters.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/sources/reltable_example/c_shelters.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/sources/reltable_example/c_shelters.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/sources/reltable_example/r_feeders.dita b/en-us/course5_using_dita_maps_and_bookmaps/sources/reltable_example/r_feeders.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/sources/reltable_example/r_feeders.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/sources/reltable_example/r_feeders.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/sources/reltable_example/r_food.dita b/en-us/course5_using_dita_maps_and_bookmaps/sources/reltable_example/r_food.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/sources/reltable_example/r_food.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/sources/reltable_example/r_food.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/sources/reltable_example/r_houses.dita b/en-us/course5_using_dita_maps_and_bookmaps/sources/reltable_example/r_houses.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/sources/reltable_example/r_houses.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/sources/reltable_example/r_houses.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/sources/reltable_example/t_building.dita b/en-us/course5_using_dita_maps_and_bookmaps/sources/reltable_example/t_building.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/sources/reltable_example/t_building.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/sources/reltable_example/t_building.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/sources/reltable_example/t_feeding.dita b/en-us/course5_using_dita_maps_and_bookmaps/sources/reltable_example/t_feeding.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/sources/reltable_example/t_feeding.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/sources/reltable_example/t_feeding.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/topics/lc_about_maps.dita b/en-us/course5_using_dita_maps_and_bookmaps/topics/lc_about_maps.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/topics/lc_about_maps.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/topics/lc_about_maps.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/topics/lc_about_reltables.dita b/en-us/course5_using_dita_maps_and_bookmaps/topics/lc_about_reltables.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/topics/lc_about_reltables.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/topics/lc_about_reltables.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/topics/lc_adding_frontmatter.dita b/en-us/course5_using_dita_maps_and_bookmaps/topics/lc_adding_frontmatter.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/topics/lc_adding_frontmatter.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/topics/lc_adding_frontmatter.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/topics/lc_adding_navtitle.dita b/en-us/course5_using_dita_maps_and_bookmaps/topics/lc_adding_navtitle.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/topics/lc_adding_navtitle.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/topics/lc_adding_navtitle.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/topics/lc_adding_topichead.dita b/en-us/course5_using_dita_maps_and_bookmaps/topics/lc_adding_topichead.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/topics/lc_adding_topichead.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/topics/lc_adding_topichead.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/topics/lc_advanced_ditamaps.dita b/en-us/course5_using_dita_maps_and_bookmaps/topics/lc_advanced_ditamaps.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/topics/lc_advanced_ditamaps.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/topics/lc_advanced_ditamaps.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/topics/lc_advanced_reltable.dita b/en-us/course5_using_dita_maps_and_bookmaps/topics/lc_advanced_reltable.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/topics/lc_advanced_reltable.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/topics/lc_advanced_reltable.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/topics/lc_bookmap_adding_topicrefs.dita b/en-us/course5_using_dita_maps_and_bookmaps/topics/lc_bookmap_adding_topicrefs.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/topics/lc_bookmap_adding_topicrefs.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/topics/lc_bookmap_adding_topicrefs.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/topics/lc_bookmap_map_overview.dita b/en-us/course5_using_dita_maps_and_bookmaps/topics/lc_bookmap_map_overview.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/topics/lc_bookmap_map_overview.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/topics/lc_bookmap_map_overview.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/topics/lc_bookmap_metadata.dita b/en-us/course5_using_dita_maps_and_bookmaps/topics/lc_bookmap_metadata.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/topics/lc_bookmap_metadata.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/topics/lc_bookmap_metadata.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/topics/lc_bookmap_new.dita b/en-us/course5_using_dita_maps_and_bookmaps/topics/lc_bookmap_new.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/topics/lc_bookmap_new.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/topics/lc_bookmap_new.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/topics/lc_creating_a_bookmap.dita b/en-us/course5_using_dita_maps_and_bookmaps/topics/lc_creating_a_bookmap.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/topics/lc_creating_a_bookmap.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/topics/lc_creating_a_bookmap.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/topics/lc_creating_a_map.dita b/en-us/course5_using_dita_maps_and_bookmaps/topics/lc_creating_a_map.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/topics/lc_creating_a_map.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/topics/lc_creating_a_map.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/topics/lc_creating_new_map.dita b/en-us/course5_using_dita_maps_and_bookmaps/topics/lc_creating_new_map.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/topics/lc_creating_new_map.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/topics/lc_creating_new_map.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/topics/lc_creating_reltable.dita b/en-us/course5_using_dita_maps_and_bookmaps/topics/lc_creating_reltable.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/topics/lc_creating_reltable.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/topics/lc_creating_reltable.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/topics/lc_embedding_maps.dita b/en-us/course5_using_dita_maps_and_bookmaps/topics/lc_embedding_maps.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/topics/lc_embedding_maps.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/topics/lc_embedding_maps.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/topics/lc_map_adding_maprefs.dita b/en-us/course5_using_dita_maps_and_bookmaps/topics/lc_map_adding_maprefs.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/topics/lc_map_adding_maprefs.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/topics/lc_map_adding_maprefs.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/topics/lc_map_adding_topicrefs.dita b/en-us/course5_using_dita_maps_and_bookmaps/topics/lc_map_adding_topicrefs.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/topics/lc_map_adding_topicrefs.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/topics/lc_map_adding_topicrefs.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/topics/lc_map_hierarchy.dita b/en-us/course5_using_dita_maps_and_bookmaps/topics/lc_map_hierarchy.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/topics/lc_map_hierarchy.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/topics/lc_map_hierarchy.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/topics/lc_map_housekeeping.dita b/en-us/course5_using_dita_maps_and_bookmaps/topics/lc_map_housekeeping.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/topics/lc_map_housekeeping.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/topics/lc_map_housekeeping.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/topics/lc_map_metadata.dita b/en-us/course5_using_dita_maps_and_bookmaps/topics/lc_map_metadata.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/topics/lc_map_metadata.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/topics/lc_map_metadata.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/topics/lc_map_new.dita b/en-us/course5_using_dita_maps_and_bookmaps/topics/lc_map_new.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/topics/lc_map_new.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/topics/lc_map_new.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/topics/lc_reltable_bestpractices.dita b/en-us/course5_using_dita_maps_and_bookmaps/topics/lc_reltable_bestpractices.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/topics/lc_reltable_bestpractices.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/topics/lc_reltable_bestpractices.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/topics/lc_reltable_rows.dita b/en-us/course5_using_dita_maps_and_bookmaps/topics/lc_reltable_rows.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/topics/lc_reltable_rows.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/topics/lc_reltable_rows.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/topics/lcc_assessment.dita b/en-us/course5_using_dita_maps_and_bookmaps/topics/lcc_assessment.dita
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/topics/lcc_assessment.dita
rename to en-us/course5_using_dita_maps_and_bookmaps/topics/lcc_assessment.dita
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/using_dita_maps_bookmaps.ditamap b/en-us/course5_using_dita_maps_and_bookmaps/using_dita_maps_bookmaps.ditamap
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/using_dita_maps_bookmaps.ditamap
rename to en-us/course5_using_dita_maps_and_bookmaps/using_dita_maps_bookmaps.ditamap
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/videos/booklists.mp4 b/en-us/course5_using_dita_maps_and_bookmaps/videos/booklists.mp4
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/videos/booklists.mp4
rename to en-us/course5_using_dita_maps_and_bookmaps/videos/booklists.mp4
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/videos/maps.mp4 b/en-us/course5_using_dita_maps_and_bookmaps/videos/maps.mp4
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/videos/maps.mp4
rename to en-us/course5_using_dita_maps_and_bookmaps/videos/maps.mp4
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/videos/maps_vs_bookmaps.mp4 b/en-us/course5_using_dita_maps_and_bookmaps/videos/maps_vs_bookmaps.mp4
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/videos/maps_vs_bookmaps.mp4
rename to en-us/course5_using_dita_maps_and_bookmaps/videos/maps_vs_bookmaps.mp4
diff --git a/en-en/course5_using_dita_maps_and_bookmaps/videos/reltable.mp4 b/en-us/course5_using_dita_maps_and_bookmaps/videos/reltable.mp4
similarity index 100%
rename from en-en/course5_using_dita_maps_and_bookmaps/videos/reltable.mp4
rename to en-us/course5_using_dita_maps_and_bookmaps/videos/reltable.mp4
diff --git a/en-en/course6_conref_basic.zip b/en-us/course6_conref_basic.zip
similarity index 100%
rename from en-en/course6_conref_basic.zip
rename to en-us/course6_conref_basic.zip
diff --git a/en-en/course6_reuse_basic/assessments/how_conrefs_work/lca_conref_attributes.dita b/en-us/course6_reuse_basic/assessments/how_conrefs_work/lca_conref_attributes.dita
similarity index 100%
rename from en-en/course6_reuse_basic/assessments/how_conrefs_work/lca_conref_attributes.dita
rename to en-us/course6_reuse_basic/assessments/how_conrefs_work/lca_conref_attributes.dita
diff --git a/en-en/course6_reuse_basic/assessments/how_conrefs_work/lca_conref_contents.dita b/en-us/course6_reuse_basic/assessments/how_conrefs_work/lca_conref_contents.dita
similarity index 100%
rename from en-en/course6_reuse_basic/assessments/how_conrefs_work/lca_conref_contents.dita
rename to en-us/course6_reuse_basic/assessments/how_conrefs_work/lca_conref_contents.dita
diff --git a/en-en/course6_reuse_basic/assessments/how_conrefs_work/lca_conref_requirements.dita b/en-us/course6_reuse_basic/assessments/how_conrefs_work/lca_conref_requirements.dita
similarity index 100%
rename from en-en/course6_reuse_basic/assessments/how_conrefs_work/lca_conref_requirements.dita
rename to en-us/course6_reuse_basic/assessments/how_conrefs_work/lca_conref_requirements.dita
diff --git a/en-en/course6_reuse_basic/assessments/how_conrefs_work/lca_referencing_element.dita b/en-us/course6_reuse_basic/assessments/how_conrefs_work/lca_referencing_element.dita
similarity index 100%
rename from en-en/course6_reuse_basic/assessments/how_conrefs_work/lca_referencing_element.dita
rename to en-us/course6_reuse_basic/assessments/how_conrefs_work/lca_referencing_element.dita
diff --git a/en-en/course6_reuse_basic/assessments/how_conrefs_work/lca_resolve.dita b/en-us/course6_reuse_basic/assessments/how_conrefs_work/lca_resolve.dita
similarity index 100%
rename from en-en/course6_reuse_basic/assessments/how_conrefs_work/lca_resolve.dita
rename to en-us/course6_reuse_basic/assessments/how_conrefs_work/lca_resolve.dita
diff --git a/en-en/course6_reuse_basic/assessments/how_conrefs_work/lca_topic.dita b/en-us/course6_reuse_basic/assessments/how_conrefs_work/lca_topic.dita
similarity index 100%
rename from en-en/course6_reuse_basic/assessments/how_conrefs_work/lca_topic.dita
rename to en-us/course6_reuse_basic/assessments/how_conrefs_work/lca_topic.dita
diff --git a/en-en/course6_reuse_basic/assessments/intro_to_reuse/lca_conref.dita b/en-us/course6_reuse_basic/assessments/intro_to_reuse/lca_conref.dita
similarity index 100%
rename from en-en/course6_reuse_basic/assessments/intro_to_reuse/lca_conref.dita
rename to en-us/course6_reuse_basic/assessments/intro_to_reuse/lca_conref.dita
diff --git a/en-en/course6_reuse_basic/assessments/intro_to_reuse/lca_id.dita b/en-us/course6_reuse_basic/assessments/intro_to_reuse/lca_id.dita
similarity index 100%
rename from en-en/course6_reuse_basic/assessments/intro_to_reuse/lca_id.dita
rename to en-us/course6_reuse_basic/assessments/intro_to_reuse/lca_id.dita
diff --git a/en-en/course6_reuse_basic/assessments/intro_to_reuse/lca_reasons_for_reuse.dita b/en-us/course6_reuse_basic/assessments/intro_to_reuse/lca_reasons_for_reuse.dita
similarity index 100%
rename from en-en/course6_reuse_basic/assessments/intro_to_reuse/lca_reasons_for_reuse.dita
rename to en-us/course6_reuse_basic/assessments/intro_to_reuse/lca_reasons_for_reuse.dita
diff --git a/en-en/course6_reuse_basic/assessments/intro_to_reuse/lca_referenced.dita b/en-us/course6_reuse_basic/assessments/intro_to_reuse/lca_referenced.dita
similarity index 100%
rename from en-en/course6_reuse_basic/assessments/intro_to_reuse/lca_referenced.dita
rename to en-us/course6_reuse_basic/assessments/intro_to_reuse/lca_referenced.dita
diff --git a/en-en/course6_reuse_basic/assessments/intro_to_reuse/lca_referencing.dita b/en-us/course6_reuse_basic/assessments/intro_to_reuse/lca_referencing.dita
similarity index 100%
rename from en-en/course6_reuse_basic/assessments/intro_to_reuse/lca_referencing.dita
rename to en-us/course6_reuse_basic/assessments/intro_to_reuse/lca_referencing.dita
diff --git a/en-en/course6_reuse_basic/assessments/intro_to_reuse/lca_reuse_types.dita b/en-us/course6_reuse_basic/assessments/intro_to_reuse/lca_reuse_types.dita
similarity index 100%
rename from en-en/course6_reuse_basic/assessments/intro_to_reuse/lca_reuse_types.dita
rename to en-us/course6_reuse_basic/assessments/intro_to_reuse/lca_reuse_types.dita
diff --git a/en-en/course6_reuse_basic/assessments/intro_to_reuse/lca_rewrite.dita b/en-us/course6_reuse_basic/assessments/intro_to_reuse/lca_rewrite.dita
similarity index 100%
rename from en-en/course6_reuse_basic/assessments/intro_to_reuse/lca_rewrite.dita
rename to en-us/course6_reuse_basic/assessments/intro_to_reuse/lca_rewrite.dita
diff --git a/en-en/course6_reuse_basic/assessments/intro_to_reuse/lca_subset.dita b/en-us/course6_reuse_basic/assessments/intro_to_reuse/lca_subset.dita
similarity index 100%
rename from en-en/course6_reuse_basic/assessments/intro_to_reuse/lca_subset.dita
rename to en-us/course6_reuse_basic/assessments/intro_to_reuse/lca_subset.dita
diff --git a/en-en/course6_reuse_basic/assessments/intro_to_reuse/lca_translation_cost.dita b/en-us/course6_reuse_basic/assessments/intro_to_reuse/lca_translation_cost.dita
similarity index 100%
rename from en-en/course6_reuse_basic/assessments/intro_to_reuse/lca_translation_cost.dita
rename to en-us/course6_reuse_basic/assessments/intro_to_reuse/lca_translation_cost.dita
diff --git a/en-en/course6_reuse_basic/assessments/reusable_topics/lca_across_publications.dita b/en-us/course6_reuse_basic/assessments/reusable_topics/lca_across_publications.dita
similarity index 100%
rename from en-en/course6_reuse_basic/assessments/reusable_topics/lca_across_publications.dita
rename to en-us/course6_reuse_basic/assessments/reusable_topics/lca_across_publications.dita
diff --git a/en-en/course6_reuse_basic/assessments/reusable_topics/lca_candidate.dita b/en-us/course6_reuse_basic/assessments/reusable_topics/lca_candidate.dita
similarity index 100%
rename from en-en/course6_reuse_basic/assessments/reusable_topics/lca_candidate.dita
rename to en-us/course6_reuse_basic/assessments/reusable_topics/lca_candidate.dita
diff --git a/en-en/course6_reuse_basic/assessments/reusable_topics/lca_stored.dita b/en-us/course6_reuse_basic/assessments/reusable_topics/lca_stored.dita
similarity index 100%
rename from en-en/course6_reuse_basic/assessments/reusable_topics/lca_stored.dita
rename to en-us/course6_reuse_basic/assessments/reusable_topics/lca_stored.dita
diff --git a/en-en/course6_reuse_basic/assessments/reusable_topics/lca_translation.dita b/en-us/course6_reuse_basic/assessments/reusable_topics/lca_translation.dita
similarity index 100%
rename from en-en/course6_reuse_basic/assessments/reusable_topics/lca_translation.dita
rename to en-us/course6_reuse_basic/assessments/reusable_topics/lca_translation.dita
diff --git a/en-en/course6_reuse_basic/assessments/reusable_topics/lca_writing_for_reuse.dita b/en-us/course6_reuse_basic/assessments/reusable_topics/lca_writing_for_reuse.dita
similarity index 100%
rename from en-en/course6_reuse_basic/assessments/reusable_topics/lca_writing_for_reuse.dita
rename to en-us/course6_reuse_basic/assessments/reusable_topics/lca_writing_for_reuse.dita
diff --git a/en-en/course6_reuse_basic/assessments/topics_and_maps/lca_copy_to.dita b/en-us/course6_reuse_basic/assessments/topics_and_maps/lca_copy_to.dita
similarity index 100%
rename from en-en/course6_reuse_basic/assessments/topics_and_maps/lca_copy_to.dita
rename to en-us/course6_reuse_basic/assessments/topics_and_maps/lca_copy_to.dita
diff --git a/en-en/course6_reuse_basic/assessments/topics_and_maps/lca_mapref.dita b/en-us/course6_reuse_basic/assessments/topics_and_maps/lca_mapref.dita
similarity index 100%
rename from en-en/course6_reuse_basic/assessments/topics_and_maps/lca_mapref.dita
rename to en-us/course6_reuse_basic/assessments/topics_and_maps/lca_mapref.dita
diff --git a/en-en/course6_reuse_basic/assessments/topics_and_maps/lca_mapref_metadata.dita b/en-us/course6_reuse_basic/assessments/topics_and_maps/lca_mapref_metadata.dita
similarity index 100%
rename from en-en/course6_reuse_basic/assessments/topics_and_maps/lca_mapref_metadata.dita
rename to en-us/course6_reuse_basic/assessments/topics_and_maps/lca_mapref_metadata.dita
diff --git a/en-en/course6_reuse_basic/assessments/topics_and_maps/lca_submap_purpose.dita b/en-us/course6_reuse_basic/assessments/topics_and_maps/lca_submap_purpose.dita
similarity index 100%
rename from en-en/course6_reuse_basic/assessments/topics_and_maps/lca_submap_purpose.dita
rename to en-us/course6_reuse_basic/assessments/topics_and_maps/lca_submap_purpose.dita
diff --git a/en-en/course6_reuse_basic/assessments/topics_and_maps/lca_topicref.dita b/en-us/course6_reuse_basic/assessments/topics_and_maps/lca_topicref.dita
similarity index 100%
rename from en-en/course6_reuse_basic/assessments/topics_and_maps/lca_topicref.dita
rename to en-us/course6_reuse_basic/assessments/topics_and_maps/lca_topicref.dita
diff --git a/en-en/course6_reuse_basic/images/choose-element.png b/en-us/course6_reuse_basic/images/choose-element.png
similarity index 100%
rename from en-en/course6_reuse_basic/images/choose-element.png
rename to en-us/course6_reuse_basic/images/choose-element.png
diff --git a/en-en/course6_reuse_basic/images/conref-conceptual-with-referenced-referencing-labels.png b/en-us/course6_reuse_basic/images/conref-conceptual-with-referenced-referencing-labels.png
similarity index 100%
rename from en-en/course6_reuse_basic/images/conref-conceptual-with-referenced-referencing-labels.png
rename to en-us/course6_reuse_basic/images/conref-conceptual-with-referenced-referencing-labels.png
diff --git a/en-en/course6_reuse_basic/images/conref-conceptual.png b/en-us/course6_reuse_basic/images/conref-conceptual.png
similarity index 100%
rename from en-en/course6_reuse_basic/images/conref-conceptual.png
rename to en-us/course6_reuse_basic/images/conref-conceptual.png
diff --git a/en-en/course6_reuse_basic/images/conref-referencing_element.png b/en-us/course6_reuse_basic/images/conref-referencing_element.png
similarity index 100%
rename from en-en/course6_reuse_basic/images/conref-referencing_element.png
rename to en-us/course6_reuse_basic/images/conref-referencing_element.png
diff --git a/en-en/course6_reuse_basic/images/conref-sample-1.png b/en-us/course6_reuse_basic/images/conref-sample-1.png
similarity index 100%
rename from en-en/course6_reuse_basic/images/conref-sample-1.png
rename to en-us/course6_reuse_basic/images/conref-sample-1.png
diff --git a/en-en/course6_reuse_basic/images/conref-source-step-snippet.png b/en-us/course6_reuse_basic/images/conref-source-step-snippet.png
similarity index 100%
rename from en-en/course6_reuse_basic/images/conref-source-step-snippet.png
rename to en-us/course6_reuse_basic/images/conref-source-step-snippet.png
diff --git a/en-en/course6_reuse_basic/maps/lc_creating_reusable_topics.dita b/en-us/course6_reuse_basic/maps/lc_creating_reusable_topics.dita
similarity index 100%
rename from en-en/course6_reuse_basic/maps/lc_creating_reusable_topics.dita
rename to en-us/course6_reuse_basic/maps/lc_creating_reusable_topics.dita
diff --git a/en-en/course6_reuse_basic/maps/m_creating_reusable_topics.ditamap b/en-us/course6_reuse_basic/maps/m_creating_reusable_topics.ditamap
similarity index 100%
rename from en-en/course6_reuse_basic/maps/m_creating_reusable_topics.ditamap
rename to en-us/course6_reuse_basic/maps/m_creating_reusable_topics.ditamap
diff --git a/en-en/course6_reuse_basic/maps/m_intro_to_reuse.ditamap b/en-us/course6_reuse_basic/maps/m_intro_to_reuse.ditamap
similarity index 100%
rename from en-en/course6_reuse_basic/maps/m_intro_to_reuse.ditamap
rename to en-us/course6_reuse_basic/maps/m_intro_to_reuse.ditamap
diff --git a/en-en/course6_reuse_basic/maps/m_maps_and_topics.ditamap b/en-us/course6_reuse_basic/maps/m_maps_and_topics.ditamap
similarity index 100%
rename from en-en/course6_reuse_basic/maps/m_maps_and_topics.ditamap
rename to en-us/course6_reuse_basic/maps/m_maps_and_topics.ditamap
diff --git a/en-en/course6_reuse_basic/maps/m_using_conrefs.ditamap b/en-us/course6_reuse_basic/maps/m_using_conrefs.ditamap
similarity index 100%
rename from en-en/course6_reuse_basic/maps/m_using_conrefs.ditamap
rename to en-us/course6_reuse_basic/maps/m_using_conrefs.ditamap
diff --git a/en-en/course6_reuse_basic/reuse_basic_samples.zip b/en-us/course6_reuse_basic/reuse_basic_samples.zip
similarity index 100%
rename from en-en/course6_reuse_basic/reuse_basic_samples.zip
rename to en-us/course6_reuse_basic/reuse_basic_samples.zip
diff --git a/en-en/course6_reuse_basic/reuse_basic_samples/conrefs/_m_ducks.ditamap b/en-us/course6_reuse_basic/reuse_basic_samples/conrefs/_m_ducks.ditamap
similarity index 100%
rename from en-en/course6_reuse_basic/reuse_basic_samples/conrefs/_m_ducks.ditamap
rename to en-us/course6_reuse_basic/reuse_basic_samples/conrefs/_m_ducks.ditamap
diff --git a/en-en/course6_reuse_basic/reuse_basic_samples/conrefs/_m_ducks_start.ditamap b/en-us/course6_reuse_basic/reuse_basic_samples/conrefs/_m_ducks_start.ditamap
similarity index 100%
rename from en-en/course6_reuse_basic/reuse_basic_samples/conrefs/_m_ducks_start.ditamap
rename to en-us/course6_reuse_basic/reuse_basic_samples/conrefs/_m_ducks_start.ditamap
diff --git a/en-en/course6_reuse_basic/reuse_basic_samples/conrefs/c_domestic_ducks.dita b/en-us/course6_reuse_basic/reuse_basic_samples/conrefs/c_domestic_ducks.dita
similarity index 100%
rename from en-en/course6_reuse_basic/reuse_basic_samples/conrefs/c_domestic_ducks.dita
rename to en-us/course6_reuse_basic/reuse_basic_samples/conrefs/c_domestic_ducks.dita
diff --git a/en-en/course6_reuse_basic/reuse_basic_samples/conrefs/c_duck_safety.dita b/en-us/course6_reuse_basic/reuse_basic_samples/conrefs/c_duck_safety.dita
similarity index 100%
rename from en-en/course6_reuse_basic/reuse_basic_samples/conrefs/c_duck_safety.dita
rename to en-us/course6_reuse_basic/reuse_basic_samples/conrefs/c_duck_safety.dita
diff --git a/en-en/course6_reuse_basic/reuse_basic_samples/conrefs/c_duck_weight.dita b/en-us/course6_reuse_basic/reuse_basic_samples/conrefs/c_duck_weight.dita
similarity index 100%
rename from en-en/course6_reuse_basic/reuse_basic_samples/conrefs/c_duck_weight.dita
rename to en-us/course6_reuse_basic/reuse_basic_samples/conrefs/c_duck_weight.dita
diff --git a/en-en/course6_reuse_basic/reuse_basic_samples/conrefs/c_duckdb.dita b/en-us/course6_reuse_basic/reuse_basic_samples/conrefs/c_duckdb.dita
similarity index 100%
rename from en-en/course6_reuse_basic/reuse_basic_samples/conrefs/c_duckdb.dita
rename to en-us/course6_reuse_basic/reuse_basic_samples/conrefs/c_duckdb.dita
diff --git a/en-en/course6_reuse_basic/reuse_basic_samples/conrefs/c_duckling_growth.dita b/en-us/course6_reuse_basic/reuse_basic_samples/conrefs/c_duckling_growth.dita
similarity index 100%
rename from en-en/course6_reuse_basic/reuse_basic_samples/conrefs/c_duckling_growth.dita
rename to en-us/course6_reuse_basic/reuse_basic_samples/conrefs/c_duckling_growth.dita
diff --git a/en-en/course6_reuse_basic/reuse_basic_samples/conrefs/c_feeding_ducklings.dita b/en-us/course6_reuse_basic/reuse_basic_samples/conrefs/c_feeding_ducklings.dita
similarity index 100%
rename from en-en/course6_reuse_basic/reuse_basic_samples/conrefs/c_feeding_ducklings.dita
rename to en-us/course6_reuse_basic/reuse_basic_samples/conrefs/c_feeding_ducklings.dita
diff --git a/en-en/course6_reuse_basic/reuse_basic_samples/conrefs/c_habitats.dita b/en-us/course6_reuse_basic/reuse_basic_samples/conrefs/c_habitats.dita
similarity index 100%
rename from en-en/course6_reuse_basic/reuse_basic_samples/conrefs/c_habitats.dita
rename to en-us/course6_reuse_basic/reuse_basic_samples/conrefs/c_habitats.dita
diff --git a/en-en/course6_reuse_basic/reuse_basic_samples/conrefs/c_housing.dita b/en-us/course6_reuse_basic/reuse_basic_samples/conrefs/c_housing.dita
similarity index 100%
rename from en-en/course6_reuse_basic/reuse_basic_samples/conrefs/c_housing.dita
rename to en-us/course6_reuse_basic/reuse_basic_samples/conrefs/c_housing.dita
diff --git a/en-en/course6_reuse_basic/reuse_basic_samples/conrefs/c_wild_duck_species.dita b/en-us/course6_reuse_basic/reuse_basic_samples/conrefs/c_wild_duck_species.dita
similarity index 100%
rename from en-en/course6_reuse_basic/reuse_basic_samples/conrefs/c_wild_duck_species.dita
rename to en-us/course6_reuse_basic/reuse_basic_samples/conrefs/c_wild_duck_species.dita
diff --git a/en-en/course6_reuse_basic/reuse_basic_samples/conrefs/c_wild_duck_types.dita b/en-us/course6_reuse_basic/reuse_basic_samples/conrefs/c_wild_duck_types.dita
similarity index 100%
rename from en-en/course6_reuse_basic/reuse_basic_samples/conrefs/c_wild_duck_types.dita
rename to en-us/course6_reuse_basic/reuse_basic_samples/conrefs/c_wild_duck_types.dita
diff --git a/en-en/course6_reuse_basic/reuse_basic_samples/conrefs/c_wild_ducks.dita b/en-us/course6_reuse_basic/reuse_basic_samples/conrefs/c_wild_ducks.dita
similarity index 100%
rename from en-en/course6_reuse_basic/reuse_basic_samples/conrefs/c_wild_ducks.dita
rename to en-us/course6_reuse_basic/reuse_basic_samples/conrefs/c_wild_ducks.dita
diff --git a/en-en/course6_reuse_basic/reuse_basic_samples/conrefs/c_writing_about_ducks.dita b/en-us/course6_reuse_basic/reuse_basic_samples/conrefs/c_writing_about_ducks.dita
similarity index 100%
rename from en-en/course6_reuse_basic/reuse_basic_samples/conrefs/c_writing_about_ducks.dita
rename to en-us/course6_reuse_basic/reuse_basic_samples/conrefs/c_writing_about_ducks.dita
diff --git a/en-en/course6_reuse_basic/reuse_basic_samples/conrefs/g_duck_glossentry.dita b/en-us/course6_reuse_basic/reuse_basic_samples/conrefs/g_duck_glossentry.dita
similarity index 100%
rename from en-en/course6_reuse_basic/reuse_basic_samples/conrefs/g_duck_glossentry.dita
rename to en-us/course6_reuse_basic/reuse_basic_samples/conrefs/g_duck_glossentry.dita
diff --git a/en-en/course6_reuse_basic/reuse_basic_samples/conrefs/g_duck_glossgroup.dita b/en-us/course6_reuse_basic/reuse_basic_samples/conrefs/g_duck_glossgroup.dita
similarity index 100%
rename from en-en/course6_reuse_basic/reuse_basic_samples/conrefs/g_duck_glossgroup.dita
rename to en-us/course6_reuse_basic/reuse_basic_samples/conrefs/g_duck_glossgroup.dita
diff --git a/en-en/course6_reuse_basic/reuse_basic_samples/conrefs/g_duck_glossorg.ditamap b/en-us/course6_reuse_basic/reuse_basic_samples/conrefs/g_duck_glossorg.ditamap
similarity index 100%
rename from en-en/course6_reuse_basic/reuse_basic_samples/conrefs/g_duck_glossorg.ditamap
rename to en-us/course6_reuse_basic/reuse_basic_samples/conrefs/g_duck_glossorg.ditamap
diff --git a/en-en/course6_reuse_basic/reuse_basic_samples/conrefs/images/checklist.png b/en-us/course6_reuse_basic/reuse_basic_samples/conrefs/images/checklist.png
similarity index 100%
rename from en-en/course6_reuse_basic/reuse_basic_samples/conrefs/images/checklist.png
rename to en-us/course6_reuse_basic/reuse_basic_samples/conrefs/images/checklist.png
diff --git a/en-en/course6_reuse_basic/reuse_basic_samples/conrefs/images/configurebetter1.png b/en-us/course6_reuse_basic/reuse_basic_samples/conrefs/images/configurebetter1.png
similarity index 100%
rename from en-en/course6_reuse_basic/reuse_basic_samples/conrefs/images/configurebetter1.png
rename to en-us/course6_reuse_basic/reuse_basic_samples/conrefs/images/configurebetter1.png
diff --git a/en-en/course6_reuse_basic/reuse_basic_samples/conrefs/images/ducklings_running.jpg b/en-us/course6_reuse_basic/reuse_basic_samples/conrefs/images/ducklings_running.jpg
similarity index 100%
rename from en-en/course6_reuse_basic/reuse_basic_samples/conrefs/images/ducklings_running.jpg
rename to en-us/course6_reuse_basic/reuse_basic_samples/conrefs/images/ducklings_running.jpg
diff --git a/en-en/course6_reuse_basic/reuse_basic_samples/conrefs/images/ducklings_swimming.jpg b/en-us/course6_reuse_basic/reuse_basic_samples/conrefs/images/ducklings_swimming.jpg
similarity index 100%
rename from en-en/course6_reuse_basic/reuse_basic_samples/conrefs/images/ducklings_swimming.jpg
rename to en-us/course6_reuse_basic/reuse_basic_samples/conrefs/images/ducklings_swimming.jpg
diff --git a/en-en/course6_reuse_basic/reuse_basic_samples/conrefs/index.dita b/en-us/course6_reuse_basic/reuse_basic_samples/conrefs/index.dita
similarity index 100%
rename from en-en/course6_reuse_basic/reuse_basic_samples/conrefs/index.dita
rename to en-us/course6_reuse_basic/reuse_basic_samples/conrefs/index.dita
diff --git a/en-en/course6_reuse_basic/reuse_basic_samples/conrefs/r_add.dita b/en-us/course6_reuse_basic/reuse_basic_samples/conrefs/r_add.dita
similarity index 100%
rename from en-en/course6_reuse_basic/reuse_basic_samples/conrefs/r_add.dita
rename to en-us/course6_reuse_basic/reuse_basic_samples/conrefs/r_add.dita
diff --git a/en-en/course6_reuse_basic/reuse_basic_samples/conrefs/r_create.dita b/en-us/course6_reuse_basic/reuse_basic_samples/conrefs/r_create.dita
similarity index 100%
rename from en-en/course6_reuse_basic/reuse_basic_samples/conrefs/r_create.dita
rename to en-us/course6_reuse_basic/reuse_basic_samples/conrefs/r_create.dita
diff --git a/en-en/course6_reuse_basic/reuse_basic_samples/conrefs/r_delete.dita b/en-us/course6_reuse_basic/reuse_basic_samples/conrefs/r_delete.dita
similarity index 100%
rename from en-en/course6_reuse_basic/reuse_basic_samples/conrefs/r_delete.dita
rename to en-us/course6_reuse_basic/reuse_basic_samples/conrefs/r_delete.dita
diff --git a/en-en/course6_reuse_basic/reuse_basic_samples/conrefs/r_edit.dita b/en-us/course6_reuse_basic/reuse_basic_samples/conrefs/r_edit.dita
similarity index 100%
rename from en-en/course6_reuse_basic/reuse_basic_samples/conrefs/r_edit.dita
rename to en-us/course6_reuse_basic/reuse_basic_samples/conrefs/r_edit.dita
diff --git a/en-en/course6_reuse_basic/reuse_basic_samples/conrefs/r_modify_table.dita b/en-us/course6_reuse_basic/reuse_basic_samples/conrefs/r_modify_table.dita
similarity index 100%
rename from en-en/course6_reuse_basic/reuse_basic_samples/conrefs/r_modify_table.dita
rename to en-us/course6_reuse_basic/reuse_basic_samples/conrefs/r_modify_table.dita
diff --git a/en-en/course6_reuse_basic/reuse_basic_samples/conrefs/r_newtable.dita b/en-us/course6_reuse_basic/reuse_basic_samples/conrefs/r_newtable.dita
similarity index 100%
rename from en-en/course6_reuse_basic/reuse_basic_samples/conrefs/r_newtable.dita
rename to en-us/course6_reuse_basic/reuse_basic_samples/conrefs/r_newtable.dita
diff --git a/en-en/course6_reuse_basic/reuse_basic_samples/conrefs/r_tnav.dita b/en-us/course6_reuse_basic/reuse_basic_samples/conrefs/r_tnav.dita
similarity index 100%
rename from en-en/course6_reuse_basic/reuse_basic_samples/conrefs/r_tnav.dita
rename to en-us/course6_reuse_basic/reuse_basic_samples/conrefs/r_tnav.dita
diff --git a/en-en/course6_reuse_basic/reuse_basic_samples/conrefs/t_adding_entry.dita b/en-us/course6_reuse_basic/reuse_basic_samples/conrefs/t_adding_entry.dita
similarity index 100%
rename from en-en/course6_reuse_basic/reuse_basic_samples/conrefs/t_adding_entry.dita
rename to en-us/course6_reuse_basic/reuse_basic_samples/conrefs/t_adding_entry.dita
diff --git a/en-en/course6_reuse_basic/reuse_basic_samples/conrefs/t_create_table.dita b/en-us/course6_reuse_basic/reuse_basic_samples/conrefs/t_create_table.dita
similarity index 100%
rename from en-en/course6_reuse_basic/reuse_basic_samples/conrefs/t_create_table.dita
rename to en-us/course6_reuse_basic/reuse_basic_samples/conrefs/t_create_table.dita
diff --git a/en-en/course6_reuse_basic/reuse_basic_samples/conrefs/t_creating_entry.dita b/en-us/course6_reuse_basic/reuse_basic_samples/conrefs/t_creating_entry.dita
similarity index 100%
rename from en-en/course6_reuse_basic/reuse_basic_samples/conrefs/t_creating_entry.dita
rename to en-us/course6_reuse_basic/reuse_basic_samples/conrefs/t_creating_entry.dita
diff --git a/en-en/course6_reuse_basic/reuse_basic_samples/conrefs/t_deleting_entry.dita b/en-us/course6_reuse_basic/reuse_basic_samples/conrefs/t_deleting_entry.dita
similarity index 100%
rename from en-en/course6_reuse_basic/reuse_basic_samples/conrefs/t_deleting_entry.dita
rename to en-us/course6_reuse_basic/reuse_basic_samples/conrefs/t_deleting_entry.dita
diff --git a/en-en/course6_reuse_basic/reuse_basic_samples/conrefs/t_modify_entry.dita b/en-us/course6_reuse_basic/reuse_basic_samples/conrefs/t_modify_entry.dita
similarity index 100%
rename from en-en/course6_reuse_basic/reuse_basic_samples/conrefs/t_modify_entry.dita
rename to en-us/course6_reuse_basic/reuse_basic_samples/conrefs/t_modify_entry.dita
diff --git a/en-en/course6_reuse_basic/reuse_basic_samples/conrefs/t_modify_table.dita b/en-us/course6_reuse_basic/reuse_basic_samples/conrefs/t_modify_table.dita
similarity index 100%
rename from en-en/course6_reuse_basic/reuse_basic_samples/conrefs/t_modify_table.dita
rename to en-us/course6_reuse_basic/reuse_basic_samples/conrefs/t_modify_table.dita
diff --git a/en-en/course6_reuse_basic/reuse_basic_samples/conrefs/t_queries.dita b/en-us/course6_reuse_basic/reuse_basic_samples/conrefs/t_queries.dita
similarity index 100%
rename from en-en/course6_reuse_basic/reuse_basic_samples/conrefs/t_queries.dita
rename to en-us/course6_reuse_basic/reuse_basic_samples/conrefs/t_queries.dita
diff --git a/en-en/course6_reuse_basic/reuse_basic_samples/conrefs/t_watching_wild_ducks.dita b/en-us/course6_reuse_basic/reuse_basic_samples/conrefs/t_watching_wild_ducks.dita
similarity index 100%
rename from en-en/course6_reuse_basic/reuse_basic_samples/conrefs/t_watching_wild_ducks.dita
rename to en-us/course6_reuse_basic/reuse_basic_samples/conrefs/t_watching_wild_ducks.dita
diff --git a/en-en/course6_reuse_basic/reuse_basic_samples/conrefs/t_watching_wild_ducks_start.dita b/en-us/course6_reuse_basic/reuse_basic_samples/conrefs/t_watching_wild_ducks_start.dita
similarity index 100%
rename from en-en/course6_reuse_basic/reuse_basic_samples/conrefs/t_watching_wild_ducks_start.dita
rename to en-us/course6_reuse_basic/reuse_basic_samples/conrefs/t_watching_wild_ducks_start.dita
diff --git a/en-en/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/_m_breeds.ditamap b/en-us/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/_m_breeds.ditamap
similarity index 100%
rename from en-en/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/_m_breeds.ditamap
rename to en-us/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/_m_breeds.ditamap
diff --git a/en-en/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/_m_domestic_ducks.ditamap b/en-us/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/_m_domestic_ducks.ditamap
similarity index 100%
rename from en-en/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/_m_domestic_ducks.ditamap
rename to en-us/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/_m_domestic_ducks.ditamap
diff --git a/en-en/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/_m_domestic_ducks_start.ditamap b/en-us/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/_m_domestic_ducks_start.ditamap
similarity index 100%
rename from en-en/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/_m_domestic_ducks_start.ditamap
rename to en-us/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/_m_domestic_ducks_start.ditamap
diff --git a/en-en/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/_m_duck_database.ditamap b/en-us/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/_m_duck_database.ditamap
similarity index 100%
rename from en-en/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/_m_duck_database.ditamap
rename to en-us/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/_m_duck_database.ditamap
diff --git a/en-en/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/_m_ducks.ditamap b/en-us/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/_m_ducks.ditamap
similarity index 100%
rename from en-en/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/_m_ducks.ditamap
rename to en-us/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/_m_ducks.ditamap
diff --git a/en-en/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/_m_ducks_start.ditamap b/en-us/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/_m_ducks_start.ditamap
similarity index 100%
rename from en-en/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/_m_ducks_start.ditamap
rename to en-us/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/_m_ducks_start.ditamap
diff --git a/en-en/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/_m_keeping_ducks.ditamap b/en-us/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/_m_keeping_ducks.ditamap
similarity index 100%
rename from en-en/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/_m_keeping_ducks.ditamap
rename to en-us/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/_m_keeping_ducks.ditamap
diff --git a/en-en/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/_m_keeping_ducks_start.ditamap b/en-us/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/_m_keeping_ducks_start.ditamap
similarity index 100%
rename from en-en/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/_m_keeping_ducks_start.ditamap
rename to en-us/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/_m_keeping_ducks_start.ditamap
diff --git a/en-en/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/_m_wild_ducks.ditamap b/en-us/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/_m_wild_ducks.ditamap
similarity index 100%
rename from en-en/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/_m_wild_ducks.ditamap
rename to en-us/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/_m_wild_ducks.ditamap
diff --git a/en-en/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/_m_wild_ducks_start.ditamap b/en-us/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/_m_wild_ducks_start.ditamap
similarity index 100%
rename from en-en/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/_m_wild_ducks_start.ditamap
rename to en-us/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/_m_wild_ducks_start.ditamap
diff --git a/en-en/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/c_domestic_ducks.dita b/en-us/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/c_domestic_ducks.dita
similarity index 100%
rename from en-en/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/c_domestic_ducks.dita
rename to en-us/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/c_domestic_ducks.dita
diff --git a/en-en/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/c_duck_safety.dita b/en-us/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/c_duck_safety.dita
similarity index 100%
rename from en-en/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/c_duck_safety.dita
rename to en-us/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/c_duck_safety.dita
diff --git a/en-en/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/c_duck_weight.dita b/en-us/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/c_duck_weight.dita
similarity index 100%
rename from en-en/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/c_duck_weight.dita
rename to en-us/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/c_duck_weight.dita
diff --git a/en-en/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/c_duckdb.dita b/en-us/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/c_duckdb.dita
similarity index 100%
rename from en-en/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/c_duckdb.dita
rename to en-us/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/c_duckdb.dita
diff --git a/en-en/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/c_duckling_growth.dita b/en-us/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/c_duckling_growth.dita
similarity index 100%
rename from en-en/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/c_duckling_growth.dita
rename to en-us/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/c_duckling_growth.dita
diff --git a/en-en/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/c_feeding_ducklings.dita b/en-us/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/c_feeding_ducklings.dita
similarity index 100%
rename from en-en/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/c_feeding_ducklings.dita
rename to en-us/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/c_feeding_ducklings.dita
diff --git a/en-en/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/c_habitats.dita b/en-us/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/c_habitats.dita
similarity index 100%
rename from en-en/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/c_habitats.dita
rename to en-us/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/c_habitats.dita
diff --git a/en-en/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/c_housing.dita b/en-us/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/c_housing.dita
similarity index 100%
rename from en-en/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/c_housing.dita
rename to en-us/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/c_housing.dita
diff --git a/en-en/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/c_wild_duck_species.dita b/en-us/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/c_wild_duck_species.dita
similarity index 100%
rename from en-en/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/c_wild_duck_species.dita
rename to en-us/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/c_wild_duck_species.dita
diff --git a/en-en/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/c_wild_duck_types.dita b/en-us/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/c_wild_duck_types.dita
similarity index 100%
rename from en-en/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/c_wild_duck_types.dita
rename to en-us/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/c_wild_duck_types.dita
diff --git a/en-en/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/c_wild_ducks.dita b/en-us/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/c_wild_ducks.dita
similarity index 100%
rename from en-en/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/c_wild_ducks.dita
rename to en-us/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/c_wild_ducks.dita
diff --git a/en-en/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/c_writing_about_ducks.dita b/en-us/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/c_writing_about_ducks.dita
similarity index 100%
rename from en-en/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/c_writing_about_ducks.dita
rename to en-us/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/c_writing_about_ducks.dita
diff --git a/en-en/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/images/checklist.png b/en-us/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/images/checklist.png
similarity index 100%
rename from en-en/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/images/checklist.png
rename to en-us/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/images/checklist.png
diff --git a/en-en/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/images/configurebetter1.png b/en-us/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/images/configurebetter1.png
similarity index 100%
rename from en-en/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/images/configurebetter1.png
rename to en-us/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/images/configurebetter1.png
diff --git a/en-en/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/images/ducklings_running.jpg b/en-us/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/images/ducklings_running.jpg
similarity index 100%
rename from en-en/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/images/ducklings_running.jpg
rename to en-us/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/images/ducklings_running.jpg
diff --git a/en-en/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/images/ducklings_swimming.jpg b/en-us/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/images/ducklings_swimming.jpg
similarity index 100%
rename from en-en/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/images/ducklings_swimming.jpg
rename to en-us/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/images/ducklings_swimming.jpg
diff --git a/en-en/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/r_add.dita b/en-us/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/r_add.dita
similarity index 100%
rename from en-en/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/r_add.dita
rename to en-us/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/r_add.dita
diff --git a/en-en/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/r_aylesbury.dita b/en-us/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/r_aylesbury.dita
similarity index 100%
rename from en-en/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/r_aylesbury.dita
rename to en-us/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/r_aylesbury.dita
diff --git a/en-en/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/r_create.dita b/en-us/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/r_create.dita
similarity index 100%
rename from en-en/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/r_create.dita
rename to en-us/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/r_create.dita
diff --git a/en-en/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/r_delete.dita b/en-us/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/r_delete.dita
similarity index 100%
rename from en-en/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/r_delete.dita
rename to en-us/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/r_delete.dita
diff --git a/en-en/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/r_edit.dita b/en-us/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/r_edit.dita
similarity index 100%
rename from en-en/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/r_edit.dita
rename to en-us/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/r_edit.dita
diff --git a/en-en/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/r_mallard.dita b/en-us/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/r_mallard.dita
similarity index 100%
rename from en-en/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/r_mallard.dita
rename to en-us/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/r_mallard.dita
diff --git a/en-en/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/r_modify_table.dita b/en-us/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/r_modify_table.dita
similarity index 100%
rename from en-en/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/r_modify_table.dita
rename to en-us/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/r_modify_table.dita
diff --git a/en-en/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/r_muscovy.dita b/en-us/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/r_muscovy.dita
similarity index 100%
rename from en-en/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/r_muscovy.dita
rename to en-us/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/r_muscovy.dita
diff --git a/en-en/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/r_newtable.dita b/en-us/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/r_newtable.dita
similarity index 100%
rename from en-en/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/r_newtable.dita
rename to en-us/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/r_newtable.dita
diff --git a/en-en/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/r_rouen.dita b/en-us/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/r_rouen.dita
similarity index 100%
rename from en-en/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/r_rouen.dita
rename to en-us/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/r_rouen.dita
diff --git a/en-en/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/r_tnav.dita b/en-us/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/r_tnav.dita
similarity index 100%
rename from en-en/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/r_tnav.dita
rename to en-us/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/r_tnav.dita
diff --git a/en-en/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/t_adding_entry.dita b/en-us/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/t_adding_entry.dita
similarity index 100%
rename from en-en/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/t_adding_entry.dita
rename to en-us/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/t_adding_entry.dita
diff --git a/en-en/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/t_create_table.dita b/en-us/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/t_create_table.dita
similarity index 100%
rename from en-en/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/t_create_table.dita
rename to en-us/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/t_create_table.dita
diff --git a/en-en/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/t_creating_entry.dita b/en-us/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/t_creating_entry.dita
similarity index 100%
rename from en-en/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/t_creating_entry.dita
rename to en-us/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/t_creating_entry.dita
diff --git a/en-en/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/t_deleting_entry.dita b/en-us/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/t_deleting_entry.dita
similarity index 100%
rename from en-en/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/t_deleting_entry.dita
rename to en-us/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/t_deleting_entry.dita
diff --git a/en-en/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/t_modify_entry.dita b/en-us/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/t_modify_entry.dita
similarity index 100%
rename from en-en/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/t_modify_entry.dita
rename to en-us/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/t_modify_entry.dita
diff --git a/en-en/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/t_modify_table.dita b/en-us/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/t_modify_table.dita
similarity index 100%
rename from en-en/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/t_modify_table.dita
rename to en-us/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/t_modify_table.dita
diff --git a/en-en/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/t_queries.dita b/en-us/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/t_queries.dita
similarity index 100%
rename from en-en/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/t_queries.dita
rename to en-us/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/t_queries.dita
diff --git a/en-en/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/t_watching_wild_ducks.dita b/en-us/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/t_watching_wild_ducks.dita
similarity index 100%
rename from en-en/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/t_watching_wild_ducks.dita
rename to en-us/course6_reuse_basic/reuse_basic_samples/reusing_topics_and_maps/t_watching_wild_ducks.dita
diff --git a/en-en/course6_reuse_basic/reuse_basic_samples/writing_for_reuse/c_documenting_ducks.dita b/en-us/course6_reuse_basic/reuse_basic_samples/writing_for_reuse/c_documenting_ducks.dita
similarity index 100%
rename from en-en/course6_reuse_basic/reuse_basic_samples/writing_for_reuse/c_documenting_ducks.dita
rename to en-us/course6_reuse_basic/reuse_basic_samples/writing_for_reuse/c_documenting_ducks.dita
diff --git a/en-en/course6_reuse_basic/reuse_basic_samples/writing_for_reuse/c_documenting_ducks_start.dita b/en-us/course6_reuse_basic/reuse_basic_samples/writing_for_reuse/c_documenting_ducks_start.dita
similarity index 100%
rename from en-en/course6_reuse_basic/reuse_basic_samples/writing_for_reuse/c_documenting_ducks_start.dita
rename to en-us/course6_reuse_basic/reuse_basic_samples/writing_for_reuse/c_documenting_ducks_start.dita
diff --git a/en-en/course6_reuse_basic/reusing_elements_basic.ditamap b/en-us/course6_reuse_basic/reusing_elements_basic.ditamap
similarity index 100%
rename from en-en/course6_reuse_basic/reusing_elements_basic.ditamap
rename to en-us/course6_reuse_basic/reusing_elements_basic.ditamap
diff --git a/en-en/course6_reuse_basic/sources/conref_example.txt b/en-us/course6_reuse_basic/sources/conref_example.txt
similarity index 100%
rename from en-en/course6_reuse_basic/sources/conref_example.txt
rename to en-us/course6_reuse_basic/sources/conref_example.txt
diff --git a/en-en/course6_reuse_basic/sources/t_referencing_element_assessment.dita b/en-us/course6_reuse_basic/sources/t_referencing_element_assessment.dita
similarity index 100%
rename from en-en/course6_reuse_basic/sources/t_referencing_element_assessment.dita
rename to en-us/course6_reuse_basic/sources/t_referencing_element_assessment.dita
diff --git a/en-en/course6_reuse_basic/topics/lc_attributes_of_conref.dita b/en-us/course6_reuse_basic/topics/lc_attributes_of_conref.dita
similarity index 100%
rename from en-en/course6_reuse_basic/topics/lc_attributes_of_conref.dita
rename to en-us/course6_reuse_basic/topics/lc_attributes_of_conref.dita
diff --git a/en-en/course6_reuse_basic/topics/lc_choosing_what_to_conref.dita b/en-us/course6_reuse_basic/topics/lc_choosing_what_to_conref.dita
similarity index 100%
rename from en-en/course6_reuse_basic/topics/lc_choosing_what_to_conref.dita
rename to en-us/course6_reuse_basic/topics/lc_choosing_what_to_conref.dita
diff --git a/en-en/course6_reuse_basic/topics/lc_conref_element_requirements.dita b/en-us/course6_reuse_basic/topics/lc_conref_element_requirements.dita
similarity index 100%
rename from en-en/course6_reuse_basic/topics/lc_conref_element_requirements.dita
rename to en-us/course6_reuse_basic/topics/lc_conref_element_requirements.dita
diff --git a/en-en/course6_reuse_basic/topics/lc_conrefs_best_practices.dita b/en-us/course6_reuse_basic/topics/lc_conrefs_best_practices.dita
similarity index 100%
rename from en-en/course6_reuse_basic/topics/lc_conrefs_best_practices.dita
rename to en-us/course6_reuse_basic/topics/lc_conrefs_best_practices.dita
diff --git a/en-en/course6_reuse_basic/topics/lc_creating_and_using_a_reusable_map.dita b/en-us/course6_reuse_basic/topics/lc_creating_and_using_a_reusable_map.dita
similarity index 100%
rename from en-en/course6_reuse_basic/topics/lc_creating_and_using_a_reusable_map.dita
rename to en-us/course6_reuse_basic/topics/lc_creating_and_using_a_reusable_map.dita
diff --git a/en-en/course6_reuse_basic/topics/lc_how_conrefs_work.dita b/en-us/course6_reuse_basic/topics/lc_how_conrefs_work.dita
similarity index 100%
rename from en-en/course6_reuse_basic/topics/lc_how_conrefs_work.dita
rename to en-us/course6_reuse_basic/topics/lc_how_conrefs_work.dita
diff --git a/en-en/course6_reuse_basic/topics/lc_how_to_reuse_safely.dita b/en-us/course6_reuse_basic/topics/lc_how_to_reuse_safely.dita
similarity index 100%
rename from en-en/course6_reuse_basic/topics/lc_how_to_reuse_safely.dita
rename to en-us/course6_reuse_basic/topics/lc_how_to_reuse_safely.dita
diff --git a/en-en/course6_reuse_basic/topics/lc_intro_to_reuse.dita b/en-us/course6_reuse_basic/topics/lc_intro_to_reuse.dita
similarity index 100%
rename from en-en/course6_reuse_basic/topics/lc_intro_to_reuse.dita
rename to en-us/course6_reuse_basic/topics/lc_intro_to_reuse.dita
diff --git a/en-en/course6_reuse_basic/topics/lc_map_housekeeping.dita b/en-us/course6_reuse_basic/topics/lc_map_housekeeping.dita
similarity index 100%
rename from en-en/course6_reuse_basic/topics/lc_map_housekeeping.dita
rename to en-us/course6_reuse_basic/topics/lc_map_housekeeping.dita
diff --git a/en-en/course6_reuse_basic/topics/lc_maps_and_reuse.dita b/en-us/course6_reuse_basic/topics/lc_maps_and_reuse.dita
similarity index 100%
rename from en-en/course6_reuse_basic/topics/lc_maps_and_reuse.dita
rename to en-us/course6_reuse_basic/topics/lc_maps_and_reuse.dita
diff --git a/en-en/course6_reuse_basic/topics/lc_maps_and_topics.dita b/en-us/course6_reuse_basic/topics/lc_maps_and_topics.dita
similarity index 100%
rename from en-en/course6_reuse_basic/topics/lc_maps_and_topics.dita
rename to en-us/course6_reuse_basic/topics/lc_maps_and_topics.dita
diff --git a/en-en/course6_reuse_basic/topics/lc_reachable_by_map.dita b/en-us/course6_reuse_basic/topics/lc_reachable_by_map.dita
similarity index 100%
rename from en-en/course6_reuse_basic/topics/lc_reachable_by_map.dita
rename to en-us/course6_reuse_basic/topics/lc_reachable_by_map.dita
diff --git a/en-en/course6_reuse_basic/topics/lc_reasons_for_reuse.dita b/en-us/course6_reuse_basic/topics/lc_reasons_for_reuse.dita
similarity index 100%
rename from en-en/course6_reuse_basic/topics/lc_reasons_for_reuse.dita
rename to en-us/course6_reuse_basic/topics/lc_reasons_for_reuse.dita
diff --git a/en-en/course6_reuse_basic/topics/lc_reuse_analysis.dita b/en-us/course6_reuse_basic/topics/lc_reuse_analysis.dita
similarity index 100%
rename from en-en/course6_reuse_basic/topics/lc_reuse_analysis.dita
rename to en-us/course6_reuse_basic/topics/lc_reuse_analysis.dita
diff --git a/en-en/course6_reuse_basic/topics/lc_reuse_and_localization.dita b/en-us/course6_reuse_basic/topics/lc_reuse_and_localization.dita
similarity index 100%
rename from en-en/course6_reuse_basic/topics/lc_reuse_and_localization.dita
rename to en-us/course6_reuse_basic/topics/lc_reuse_and_localization.dita
diff --git a/en-en/course6_reuse_basic/topics/lc_reuse_conref_basics.dita b/en-us/course6_reuse_basic/topics/lc_reuse_conref_basics.dita
similarity index 100%
rename from en-en/course6_reuse_basic/topics/lc_reuse_conref_basics.dita
rename to en-us/course6_reuse_basic/topics/lc_reuse_conref_basics.dita
diff --git a/en-en/course6_reuse_basic/topics/lc_reuse_conrefs_in_action.dita b/en-us/course6_reuse_basic/topics/lc_reuse_conrefs_in_action.dita
similarity index 100%
rename from en-en/course6_reuse_basic/topics/lc_reuse_conrefs_in_action.dita
rename to en-us/course6_reuse_basic/topics/lc_reuse_conrefs_in_action.dita
diff --git a/en-en/course6_reuse_basic/topics/lc_reuse_filtering.dita b/en-us/course6_reuse_basic/topics/lc_reuse_filtering.dita
similarity index 100%
rename from en-en/course6_reuse_basic/topics/lc_reuse_filtering.dita
rename to en-us/course6_reuse_basic/topics/lc_reuse_filtering.dita
diff --git a/en-en/course6_reuse_basic/topics/lc_reuse_fragment.dita b/en-us/course6_reuse_basic/topics/lc_reuse_fragment.dita
similarity index 100%
rename from en-en/course6_reuse_basic/topics/lc_reuse_fragment.dita
rename to en-us/course6_reuse_basic/topics/lc_reuse_fragment.dita
diff --git a/en-en/course6_reuse_basic/topics/lc_reuse_housekeeping.dita b/en-us/course6_reuse_basic/topics/lc_reuse_housekeeping.dita
similarity index 100%
rename from en-en/course6_reuse_basic/topics/lc_reuse_housekeeping.dita
rename to en-us/course6_reuse_basic/topics/lc_reuse_housekeeping.dita
diff --git a/en-en/course6_reuse_basic/topics/lc_reuse_topic.dita b/en-us/course6_reuse_basic/topics/lc_reuse_topic.dita
similarity index 100%
rename from en-en/course6_reuse_basic/topics/lc_reuse_topic.dita
rename to en-us/course6_reuse_basic/topics/lc_reuse_topic.dita
diff --git a/en-en/course6_reuse_basic/topics/lc_reuse_variable.dita b/en-us/course6_reuse_basic/topics/lc_reuse_variable.dita
similarity index 100%
rename from en-en/course6_reuse_basic/topics/lc_reuse_variable.dita
rename to en-us/course6_reuse_basic/topics/lc_reuse_variable.dita
diff --git a/en-en/course6_reuse_basic/topics/lc_reuse_what_is_a_conref.dita b/en-us/course6_reuse_basic/topics/lc_reuse_what_is_a_conref.dita
similarity index 100%
rename from en-en/course6_reuse_basic/topics/lc_reuse_what_is_a_conref.dita
rename to en-us/course6_reuse_basic/topics/lc_reuse_what_is_a_conref.dita
diff --git a/en-en/course6_reuse_basic/topics/lc_reusing_list_items.dita b/en-us/course6_reuse_basic/topics/lc_reusing_list_items.dita
similarity index 100%
rename from en-en/course6_reuse_basic/topics/lc_reusing_list_items.dita
rename to en-us/course6_reuse_basic/topics/lc_reusing_list_items.dita
diff --git a/en-en/course6_reuse_basic/topics/lc_reusing_maps.dita b/en-us/course6_reuse_basic/topics/lc_reusing_maps.dita
similarity index 100%
rename from en-en/course6_reuse_basic/topics/lc_reusing_maps.dita
rename to en-us/course6_reuse_basic/topics/lc_reusing_maps.dita
diff --git a/en-en/course6_reuse_basic/topics/lc_reusing_paragraphs.dita b/en-us/course6_reuse_basic/topics/lc_reusing_paragraphs.dita
similarity index 100%
rename from en-en/course6_reuse_basic/topics/lc_reusing_paragraphs.dita
rename to en-us/course6_reuse_basic/topics/lc_reusing_paragraphs.dita
diff --git a/en-en/course6_reuse_basic/topics/lc_reusing_sentences.dita b/en-us/course6_reuse_basic/topics/lc_reusing_sentences.dita
similarity index 100%
rename from en-en/course6_reuse_basic/topics/lc_reusing_sentences.dita
rename to en-us/course6_reuse_basic/topics/lc_reusing_sentences.dita
diff --git a/en-en/course6_reuse_basic/topics/lc_reusing_steps.dita b/en-us/course6_reuse_basic/topics/lc_reusing_steps.dita
similarity index 100%
rename from en-en/course6_reuse_basic/topics/lc_reusing_steps.dita
rename to en-us/course6_reuse_basic/topics/lc_reusing_steps.dita
diff --git a/en-en/course6_reuse_basic/topics/lc_storing_your_reused_content.dita b/en-us/course6_reuse_basic/topics/lc_storing_your_reused_content.dita
similarity index 100%
rename from en-en/course6_reuse_basic/topics/lc_storing_your_reused_content.dita
rename to en-us/course6_reuse_basic/topics/lc_storing_your_reused_content.dita
diff --git a/en-en/course6_reuse_basic/topics/lc_the_conref_attribute.dita b/en-us/course6_reuse_basic/topics/lc_the_conref_attribute.dita
similarity index 100%
rename from en-en/course6_reuse_basic/topics/lc_the_conref_attribute.dita
rename to en-us/course6_reuse_basic/topics/lc_the_conref_attribute.dita
diff --git a/en-en/course6_reuse_basic/topics/lc_topics_and_reuse.dita b/en-us/course6_reuse_basic/topics/lc_topics_and_reuse.dita
similarity index 100%
rename from en-en/course6_reuse_basic/topics/lc_topics_and_reuse.dita
rename to en-us/course6_reuse_basic/topics/lc_topics_and_reuse.dita
diff --git a/en-en/course6_reuse_basic/topics/lc_types_of_reuse.dita b/en-us/course6_reuse_basic/topics/lc_types_of_reuse.dita
similarity index 100%
rename from en-en/course6_reuse_basic/topics/lc_types_of_reuse.dita
rename to en-us/course6_reuse_basic/topics/lc_types_of_reuse.dita
diff --git a/en-en/course6_reuse_basic/topics/lc_understanding_the_problem.dita b/en-us/course6_reuse_basic/topics/lc_understanding_the_problem.dita
similarity index 100%
rename from en-en/course6_reuse_basic/topics/lc_understanding_the_problem.dita
rename to en-us/course6_reuse_basic/topics/lc_understanding_the_problem.dita
diff --git a/en-en/course6_reuse_basic/topics/lc_using_conrefs.dita b/en-us/course6_reuse_basic/topics/lc_using_conrefs.dita
similarity index 100%
rename from en-en/course6_reuse_basic/topics/lc_using_conrefs.dita
rename to en-us/course6_reuse_basic/topics/lc_using_conrefs.dita
diff --git a/en-en/course6_reuse_basic/topics/lc_writing_reusable_topics.dita b/en-us/course6_reuse_basic/topics/lc_writing_reusable_topics.dita
similarity index 100%
rename from en-en/course6_reuse_basic/topics/lc_writing_reusable_topics.dita
rename to en-us/course6_reuse_basic/topics/lc_writing_reusable_topics.dita
diff --git a/en-en/course6_reuse_basic/topics/lcc_assessment.dita b/en-us/course6_reuse_basic/topics/lcc_assessment.dita
similarity index 100%
rename from en-en/course6_reuse_basic/topics/lcc_assessment.dita
rename to en-us/course6_reuse_basic/topics/lcc_assessment.dita
diff --git a/en-en/course6_reuse_basic/topics/reuse_analysis.ditamap b/en-us/course6_reuse_basic/topics/reuse_analysis.ditamap
similarity index 100%
rename from en-en/course6_reuse_basic/topics/reuse_analysis.ditamap
rename to en-us/course6_reuse_basic/topics/reuse_analysis.ditamap
diff --git a/en-en/course7_reuse_advanced/assessments/how_conrefs_work/lca_referencing_element.dita b/en-us/course7_reuse_advanced/assessments/how_conrefs_work/lca_referencing_element.dita
similarity index 100%
rename from en-en/course7_reuse_advanced/assessments/how_conrefs_work/lca_referencing_element.dita
rename to en-us/course7_reuse_advanced/assessments/how_conrefs_work/lca_referencing_element.dita
diff --git a/en-en/course7_reuse_advanced/assessments/how_conrefs_work/lca_resolve.dita b/en-us/course7_reuse_advanced/assessments/how_conrefs_work/lca_resolve.dita
similarity index 100%
rename from en-en/course7_reuse_advanced/assessments/how_conrefs_work/lca_resolve.dita
rename to en-us/course7_reuse_advanced/assessments/how_conrefs_work/lca_resolve.dita
diff --git a/en-en/course7_reuse_advanced/assessments/how_conrefs_work/lca_topic.dita b/en-us/course7_reuse_advanced/assessments/how_conrefs_work/lca_topic.dita
similarity index 100%
rename from en-en/course7_reuse_advanced/assessments/how_conrefs_work/lca_topic.dita
rename to en-us/course7_reuse_advanced/assessments/how_conrefs_work/lca_topic.dita
diff --git a/en-en/course7_reuse_advanced/assessments/intro_to_reuse/lca_conref.dita b/en-us/course7_reuse_advanced/assessments/intro_to_reuse/lca_conref.dita
similarity index 100%
rename from en-en/course7_reuse_advanced/assessments/intro_to_reuse/lca_conref.dita
rename to en-us/course7_reuse_advanced/assessments/intro_to_reuse/lca_conref.dita
diff --git a/en-en/course7_reuse_advanced/assessments/intro_to_reuse/lca_id.dita b/en-us/course7_reuse_advanced/assessments/intro_to_reuse/lca_id.dita
similarity index 100%
rename from en-en/course7_reuse_advanced/assessments/intro_to_reuse/lca_id.dita
rename to en-us/course7_reuse_advanced/assessments/intro_to_reuse/lca_id.dita
diff --git a/en-en/course7_reuse_advanced/assessments/intro_to_reuse/lca_referenced.dita b/en-us/course7_reuse_advanced/assessments/intro_to_reuse/lca_referenced.dita
similarity index 100%
rename from en-en/course7_reuse_advanced/assessments/intro_to_reuse/lca_referenced.dita
rename to en-us/course7_reuse_advanced/assessments/intro_to_reuse/lca_referenced.dita
diff --git a/en-en/course7_reuse_advanced/assessments/intro_to_reuse/lca_referencing.dita b/en-us/course7_reuse_advanced/assessments/intro_to_reuse/lca_referencing.dita
similarity index 100%
rename from en-en/course7_reuse_advanced/assessments/intro_to_reuse/lca_referencing.dita
rename to en-us/course7_reuse_advanced/assessments/intro_to_reuse/lca_referencing.dita
diff --git a/en-en/course7_reuse_advanced/assessments/using_conrefs/lca_across_publications.dita b/en-us/course7_reuse_advanced/assessments/using_conrefs/lca_across_publications.dita
similarity index 100%
rename from en-en/course7_reuse_advanced/assessments/using_conrefs/lca_across_publications.dita
rename to en-us/course7_reuse_advanced/assessments/using_conrefs/lca_across_publications.dita
diff --git a/en-en/course7_reuse_advanced/assessments/using_conrefs/lca_candidate.dita b/en-us/course7_reuse_advanced/assessments/using_conrefs/lca_candidate.dita
similarity index 100%
rename from en-en/course7_reuse_advanced/assessments/using_conrefs/lca_candidate.dita
rename to en-us/course7_reuse_advanced/assessments/using_conrefs/lca_candidate.dita
diff --git a/en-en/course7_reuse_advanced/assessments/using_conrefs/lca_stored.dita b/en-us/course7_reuse_advanced/assessments/using_conrefs/lca_stored.dita
similarity index 100%
rename from en-en/course7_reuse_advanced/assessments/using_conrefs/lca_stored.dita
rename to en-us/course7_reuse_advanced/assessments/using_conrefs/lca_stored.dita
diff --git a/en-en/course7_reuse_advanced/assessments/using_conrefs/lca_translation.dita b/en-us/course7_reuse_advanced/assessments/using_conrefs/lca_translation.dita
similarity index 100%
rename from en-en/course7_reuse_advanced/assessments/using_conrefs/lca_translation.dita
rename to en-us/course7_reuse_advanced/assessments/using_conrefs/lca_translation.dita
diff --git a/en-en/course7_reuse_advanced/images/choose-element.png b/en-us/course7_reuse_advanced/images/choose-element.png
similarity index 100%
rename from en-en/course7_reuse_advanced/images/choose-element.png
rename to en-us/course7_reuse_advanced/images/choose-element.png
diff --git a/en-en/course7_reuse_advanced/images/conref-conceptual-with-referenced-referencing-labels.png b/en-us/course7_reuse_advanced/images/conref-conceptual-with-referenced-referencing-labels.png
similarity index 100%
rename from en-en/course7_reuse_advanced/images/conref-conceptual-with-referenced-referencing-labels.png
rename to en-us/course7_reuse_advanced/images/conref-conceptual-with-referenced-referencing-labels.png
diff --git a/en-en/course7_reuse_advanced/images/conref-conceptual.png b/en-us/course7_reuse_advanced/images/conref-conceptual.png
similarity index 100%
rename from en-en/course7_reuse_advanced/images/conref-conceptual.png
rename to en-us/course7_reuse_advanced/images/conref-conceptual.png
diff --git a/en-en/course7_reuse_advanced/images/conref-sample-1.png b/en-us/course7_reuse_advanced/images/conref-sample-1.png
similarity index 100%
rename from en-en/course7_reuse_advanced/images/conref-sample-1.png
rename to en-us/course7_reuse_advanced/images/conref-sample-1.png
diff --git a/en-en/course7_reuse_advanced/images/conref-source-step-snippet.png b/en-us/course7_reuse_advanced/images/conref-source-step-snippet.png
similarity index 100%
rename from en-en/course7_reuse_advanced/images/conref-source-step-snippet.png
rename to en-us/course7_reuse_advanced/images/conref-source-step-snippet.png
diff --git a/en-en/course7_reuse_advanced/maps/m_advanced_conrefs.ditamap b/en-us/course7_reuse_advanced/maps/m_advanced_conrefs.ditamap
similarity index 100%
rename from en-en/course7_reuse_advanced/maps/m_advanced_conrefs.ditamap
rename to en-us/course7_reuse_advanced/maps/m_advanced_conrefs.ditamap
diff --git a/en-en/course7_reuse_advanced/maps/m_how_conrefs_work.ditamap b/en-us/course7_reuse_advanced/maps/m_how_conrefs_work.ditamap
similarity index 100%
rename from en-en/course7_reuse_advanced/maps/m_how_conrefs_work.ditamap
rename to en-us/course7_reuse_advanced/maps/m_how_conrefs_work.ditamap
diff --git a/en-en/course7_reuse_advanced/maps/m_intro_to_reuse.ditamap b/en-us/course7_reuse_advanced/maps/m_intro_to_reuse.ditamap
similarity index 100%
rename from en-en/course7_reuse_advanced/maps/m_intro_to_reuse.ditamap
rename to en-us/course7_reuse_advanced/maps/m_intro_to_reuse.ditamap
diff --git a/en-en/course7_reuse_advanced/maps/m_using_conditions.ditamap b/en-us/course7_reuse_advanced/maps/m_using_conditions.ditamap
similarity index 100%
rename from en-en/course7_reuse_advanced/maps/m_using_conditions.ditamap
rename to en-us/course7_reuse_advanced/maps/m_using_conditions.ditamap
diff --git a/en-en/course7_reuse_advanced/maps/m_using_conrefs.ditamap b/en-us/course7_reuse_advanced/maps/m_using_conrefs.ditamap
similarity index 100%
rename from en-en/course7_reuse_advanced/maps/m_using_conrefs.ditamap
rename to en-us/course7_reuse_advanced/maps/m_using_conrefs.ditamap
diff --git a/en-en/course7_reuse_advanced/maps/m_using_keys.ditamap b/en-us/course7_reuse_advanced/maps/m_using_keys.ditamap
similarity index 100%
rename from en-en/course7_reuse_advanced/maps/m_using_keys.ditamap
rename to en-us/course7_reuse_advanced/maps/m_using_keys.ditamap
diff --git a/en-en/course7_reuse_advanced/reusing_elements_advanced.ditamap b/en-us/course7_reuse_advanced/reusing_elements_advanced.ditamap
similarity index 100%
rename from en-en/course7_reuse_advanced/reusing_elements_advanced.ditamap
rename to en-us/course7_reuse_advanced/reusing_elements_advanced.ditamap
diff --git a/en-en/course7_reuse_advanced/topics/lc_advanced_conrefs.dita b/en-us/course7_reuse_advanced/topics/lc_advanced_conrefs.dita
similarity index 100%
rename from en-en/course7_reuse_advanced/topics/lc_advanced_conrefs.dita
rename to en-us/course7_reuse_advanced/topics/lc_advanced_conrefs.dita
diff --git a/en-en/course7_reuse_advanced/topics/lc_attributes_of_conref.dita b/en-us/course7_reuse_advanced/topics/lc_attributes_of_conref.dita
similarity index 100%
rename from en-en/course7_reuse_advanced/topics/lc_attributes_of_conref.dita
rename to en-us/course7_reuse_advanced/topics/lc_attributes_of_conref.dita
diff --git a/en-en/course7_reuse_advanced/topics/lc_choosing_what_to_conref.dita b/en-us/course7_reuse_advanced/topics/lc_choosing_what_to_conref.dita
similarity index 100%
rename from en-en/course7_reuse_advanced/topics/lc_choosing_what_to_conref.dita
rename to en-us/course7_reuse_advanced/topics/lc_choosing_what_to_conref.dita
diff --git a/en-en/course7_reuse_advanced/topics/lc_conditions_best_practices.dita b/en-us/course7_reuse_advanced/topics/lc_conditions_best_practices.dita
similarity index 100%
rename from en-en/course7_reuse_advanced/topics/lc_conditions_best_practices.dita
rename to en-us/course7_reuse_advanced/topics/lc_conditions_best_practices.dita
diff --git a/en-en/course7_reuse_advanced/topics/lc_conditions_ditaval.dita b/en-us/course7_reuse_advanced/topics/lc_conditions_ditaval.dita
similarity index 100%
rename from en-en/course7_reuse_advanced/topics/lc_conditions_ditaval.dita
rename to en-us/course7_reuse_advanced/topics/lc_conditions_ditaval.dita
diff --git a/en-en/course7_reuse_advanced/topics/lc_conditions_filtering_attributes.dita b/en-us/course7_reuse_advanced/topics/lc_conditions_filtering_attributes.dita
similarity index 100%
rename from en-en/course7_reuse_advanced/topics/lc_conditions_filtering_attributes.dita
rename to en-us/course7_reuse_advanced/topics/lc_conditions_filtering_attributes.dita
diff --git a/en-en/course7_reuse_advanced/topics/lc_conditions_rev_attribute.dita b/en-us/course7_reuse_advanced/topics/lc_conditions_rev_attribute.dita
similarity index 100%
rename from en-en/course7_reuse_advanced/topics/lc_conditions_rev_attribute.dita
rename to en-us/course7_reuse_advanced/topics/lc_conditions_rev_attribute.dita
diff --git a/en-en/course7_reuse_advanced/topics/lc_conkeyrefs.dita b/en-us/course7_reuse_advanced/topics/lc_conkeyrefs.dita
similarity index 100%
rename from en-en/course7_reuse_advanced/topics/lc_conkeyrefs.dita
rename to en-us/course7_reuse_advanced/topics/lc_conkeyrefs.dita
diff --git a/en-en/course7_reuse_advanced/topics/lc_conref_advanced_best_practices.dita b/en-us/course7_reuse_advanced/topics/lc_conref_advanced_best_practices.dita
similarity index 100%
rename from en-en/course7_reuse_advanced/topics/lc_conref_advanced_best_practices.dita
rename to en-us/course7_reuse_advanced/topics/lc_conref_advanced_best_practices.dita
diff --git a/en-en/course7_reuse_advanced/topics/lc_conref_basic_review.dita b/en-us/course7_reuse_advanced/topics/lc_conref_basic_review.dita
similarity index 100%
rename from en-en/course7_reuse_advanced/topics/lc_conref_basic_review.dita
rename to en-us/course7_reuse_advanced/topics/lc_conref_basic_review.dita
diff --git a/en-en/course7_reuse_advanced/topics/lc_conref_element_requirements.dita b/en-us/course7_reuse_advanced/topics/lc_conref_element_requirements.dita
similarity index 100%
rename from en-en/course7_reuse_advanced/topics/lc_conref_element_requirements.dita
rename to en-us/course7_reuse_advanced/topics/lc_conref_element_requirements.dita
diff --git a/en-en/course7_reuse_advanced/topics/lc_conrefend.dita b/en-us/course7_reuse_advanced/topics/lc_conrefend.dita
similarity index 100%
rename from en-en/course7_reuse_advanced/topics/lc_conrefend.dita
rename to en-us/course7_reuse_advanced/topics/lc_conrefend.dita
diff --git a/en-en/course7_reuse_advanced/topics/lc_conrefpush.dita b/en-us/course7_reuse_advanced/topics/lc_conrefpush.dita
similarity index 100%
rename from en-en/course7_reuse_advanced/topics/lc_conrefpush.dita
rename to en-us/course7_reuse_advanced/topics/lc_conrefpush.dita
diff --git a/en-en/course7_reuse_advanced/topics/lc_conrefs_best_practices.dita b/en-us/course7_reuse_advanced/topics/lc_conrefs_best_practices.dita
similarity index 100%
rename from en-en/course7_reuse_advanced/topics/lc_conrefs_best_practices.dita
rename to en-us/course7_reuse_advanced/topics/lc_conrefs_best_practices.dita
diff --git a/en-en/course7_reuse_advanced/topics/lc_defining_keys.dita b/en-us/course7_reuse_advanced/topics/lc_defining_keys.dita
similarity index 100%
rename from en-en/course7_reuse_advanced/topics/lc_defining_keys.dita
rename to en-us/course7_reuse_advanced/topics/lc_defining_keys.dita
diff --git a/en-en/course7_reuse_advanced/topics/lc_how_conrefs_work.dita b/en-us/course7_reuse_advanced/topics/lc_how_conrefs_work.dita
similarity index 100%
rename from en-en/course7_reuse_advanced/topics/lc_how_conrefs_work.dita
rename to en-us/course7_reuse_advanced/topics/lc_how_conrefs_work.dita
diff --git a/en-en/course7_reuse_advanced/topics/lc_how_to_reuse_safely.dita b/en-us/course7_reuse_advanced/topics/lc_how_to_reuse_safely.dita
similarity index 100%
rename from en-en/course7_reuse_advanced/topics/lc_how_to_reuse_safely.dita
rename to en-us/course7_reuse_advanced/topics/lc_how_to_reuse_safely.dita
diff --git a/en-en/course7_reuse_advanced/topics/lc_intro_to_reuse.dita b/en-us/course7_reuse_advanced/topics/lc_intro_to_reuse.dita
similarity index 100%
rename from en-en/course7_reuse_advanced/topics/lc_intro_to_reuse.dita
rename to en-us/course7_reuse_advanced/topics/lc_intro_to_reuse.dita
diff --git a/en-en/course7_reuse_advanced/topics/lc_key.dita b/en-us/course7_reuse_advanced/topics/lc_key.dita
similarity index 100%
rename from en-en/course7_reuse_advanced/topics/lc_key.dita
rename to en-us/course7_reuse_advanced/topics/lc_key.dita
diff --git a/en-en/course7_reuse_advanced/topics/lc_keys_best_practices.dita b/en-us/course7_reuse_advanced/topics/lc_keys_best_practices.dita
similarity index 100%
rename from en-en/course7_reuse_advanced/topics/lc_keys_best_practices.dita
rename to en-us/course7_reuse_advanced/topics/lc_keys_best_practices.dita
diff --git a/en-en/course7_reuse_advanced/topics/lc_map_housekeeping.dita b/en-us/course7_reuse_advanced/topics/lc_map_housekeeping.dita
similarity index 100%
rename from en-en/course7_reuse_advanced/topics/lc_map_housekeeping.dita
rename to en-us/course7_reuse_advanced/topics/lc_map_housekeeping.dita
diff --git a/en-en/course7_reuse_advanced/topics/lc_reachable_by_map.dita b/en-us/course7_reuse_advanced/topics/lc_reachable_by_map.dita
similarity index 100%
rename from en-en/course7_reuse_advanced/topics/lc_reachable_by_map.dita
rename to en-us/course7_reuse_advanced/topics/lc_reachable_by_map.dita
diff --git a/en-en/course7_reuse_advanced/topics/lc_reuse_conref_basics.dita b/en-us/course7_reuse_advanced/topics/lc_reuse_conref_basics.dita
similarity index 100%
rename from en-en/course7_reuse_advanced/topics/lc_reuse_conref_basics.dita
rename to en-us/course7_reuse_advanced/topics/lc_reuse_conref_basics.dita
diff --git a/en-en/course7_reuse_advanced/topics/lc_reuse_conrefs_in_action.dita b/en-us/course7_reuse_advanced/topics/lc_reuse_conrefs_in_action.dita
similarity index 100%
rename from en-en/course7_reuse_advanced/topics/lc_reuse_conrefs_in_action.dita
rename to en-us/course7_reuse_advanced/topics/lc_reuse_conrefs_in_action.dita
diff --git a/en-en/course7_reuse_advanced/topics/lc_reuse_housekeeping.dita b/en-us/course7_reuse_advanced/topics/lc_reuse_housekeeping.dita
similarity index 100%
rename from en-en/course7_reuse_advanced/topics/lc_reuse_housekeeping.dita
rename to en-us/course7_reuse_advanced/topics/lc_reuse_housekeeping.dita
diff --git a/en-en/course7_reuse_advanced/topics/lc_reuse_what_is_a_conref.dita b/en-us/course7_reuse_advanced/topics/lc_reuse_what_is_a_conref.dita
similarity index 100%
rename from en-en/course7_reuse_advanced/topics/lc_reuse_what_is_a_conref.dita
rename to en-us/course7_reuse_advanced/topics/lc_reuse_what_is_a_conref.dita
diff --git a/en-en/course7_reuse_advanced/topics/lc_reusing_list_items.dita b/en-us/course7_reuse_advanced/topics/lc_reusing_list_items.dita
similarity index 100%
rename from en-en/course7_reuse_advanced/topics/lc_reusing_list_items.dita
rename to en-us/course7_reuse_advanced/topics/lc_reusing_list_items.dita
diff --git a/en-en/course7_reuse_advanced/topics/lc_reusing_paragraphs.dita b/en-us/course7_reuse_advanced/topics/lc_reusing_paragraphs.dita
similarity index 100%
rename from en-en/course7_reuse_advanced/topics/lc_reusing_paragraphs.dita
rename to en-us/course7_reuse_advanced/topics/lc_reusing_paragraphs.dita
diff --git a/en-en/course7_reuse_advanced/topics/lc_reusing_sentences.dita b/en-us/course7_reuse_advanced/topics/lc_reusing_sentences.dita
similarity index 100%
rename from en-en/course7_reuse_advanced/topics/lc_reusing_sentences.dita
rename to en-us/course7_reuse_advanced/topics/lc_reusing_sentences.dita
diff --git a/en-en/course7_reuse_advanced/topics/lc_reusing_steps.dita b/en-us/course7_reuse_advanced/topics/lc_reusing_steps.dita
similarity index 100%
rename from en-en/course7_reuse_advanced/topics/lc_reusing_steps.dita
rename to en-us/course7_reuse_advanced/topics/lc_reusing_steps.dita
diff --git a/en-en/course7_reuse_advanced/topics/lc_review_basic_reuse.dita b/en-us/course7_reuse_advanced/topics/lc_review_basic_reuse.dita
similarity index 100%
rename from en-en/course7_reuse_advanced/topics/lc_review_basic_reuse.dita
rename to en-us/course7_reuse_advanced/topics/lc_review_basic_reuse.dita
diff --git a/en-en/course7_reuse_advanced/topics/lc_storing_your_reused_content.dita b/en-us/course7_reuse_advanced/topics/lc_storing_your_reused_content.dita
similarity index 100%
rename from en-en/course7_reuse_advanced/topics/lc_storing_your_reused_content.dita
rename to en-us/course7_reuse_advanced/topics/lc_storing_your_reused_content.dita
diff --git a/en-en/course7_reuse_advanced/topics/lc_the_conref_attribute.dita b/en-us/course7_reuse_advanced/topics/lc_the_conref_attribute.dita
similarity index 100%
rename from en-en/course7_reuse_advanced/topics/lc_the_conref_attribute.dita
rename to en-us/course7_reuse_advanced/topics/lc_the_conref_attribute.dita
diff --git a/en-en/course7_reuse_advanced/topics/lc_understanding_the_problem.dita b/en-us/course7_reuse_advanced/topics/lc_understanding_the_problem.dita
similarity index 100%
rename from en-en/course7_reuse_advanced/topics/lc_understanding_the_problem.dita
rename to en-us/course7_reuse_advanced/topics/lc_understanding_the_problem.dita
diff --git a/en-en/course7_reuse_advanced/topics/lc_using_conditions.dita b/en-us/course7_reuse_advanced/topics/lc_using_conditions.dita
similarity index 100%
rename from en-en/course7_reuse_advanced/topics/lc_using_conditions.dita
rename to en-us/course7_reuse_advanced/topics/lc_using_conditions.dita
diff --git a/en-en/course7_reuse_advanced/topics/lc_using_conrefs.dita b/en-us/course7_reuse_advanced/topics/lc_using_conrefs.dita
similarity index 100%
rename from en-en/course7_reuse_advanced/topics/lc_using_conrefs.dita
rename to en-us/course7_reuse_advanced/topics/lc_using_conrefs.dita
diff --git a/en-en/course7_reuse_advanced/topics/lc_using_keys.dita b/en-us/course7_reuse_advanced/topics/lc_using_keys.dita
similarity index 100%
rename from en-en/course7_reuse_advanced/topics/lc_using_keys.dita
rename to en-us/course7_reuse_advanced/topics/lc_using_keys.dita
diff --git a/en-en/course7_reuse_advanced/topics/lc_using_keys_paths.dita b/en-us/course7_reuse_advanced/topics/lc_using_keys_paths.dita
similarity index 100%
rename from en-en/course7_reuse_advanced/topics/lc_using_keys_paths.dita
rename to en-us/course7_reuse_advanced/topics/lc_using_keys_paths.dita
diff --git a/en-en/course7_reuse_advanced/topics/lc_using_keys_text.dita b/en-us/course7_reuse_advanced/topics/lc_using_keys_text.dita
similarity index 100%
rename from en-en/course7_reuse_advanced/topics/lc_using_keys_text.dita
rename to en-us/course7_reuse_advanced/topics/lc_using_keys_text.dita
diff --git a/en-en/course7_reuse_advanced/topics/lcc_assessment.dita b/en-us/course7_reuse_advanced/topics/lcc_assessment.dita
similarity index 100%
rename from en-en/course7_reuse_advanced/topics/lcc_assessment.dita
rename to en-us/course7_reuse_advanced/topics/lcc_assessment.dita
diff --git a/en-en/docs/assessments.dita b/en-us/docs/assessments.dita
similarity index 100%
rename from en-en/docs/assessments.dita
rename to en-us/docs/assessments.dita
diff --git a/en-en/docs/filenaming.dita b/en-us/docs/filenaming.dita
similarity index 100%
rename from en-en/docs/filenaming.dita
rename to en-us/docs/filenaming.dita
diff --git a/en-en/docs/guidelines.ditamap b/en-us/docs/guidelines.ditamap
similarity index 100%
rename from en-en/docs/guidelines.ditamap
rename to en-us/docs/guidelines.ditamap
diff --git a/en-en/docs/learningmod_structure.dita b/en-us/docs/learningmod_structure.dita
similarity index 100%
rename from en-en/docs/learningmod_structure.dita
rename to en-us/docs/learningmod_structure.dita
diff --git a/en-en/docs/links/lc_conrefs.dita b/en-us/docs/links/lc_conrefs.dita
similarity index 100%
rename from en-en/docs/links/lc_conrefs.dita
rename to en-us/docs/links/lc_conrefs.dita
diff --git a/en-en/docs/links/lc_link_intro.dita b/en-us/docs/links/lc_link_intro.dita
similarity index 100%
rename from en-en/docs/links/lc_link_intro.dita
rename to en-us/docs/links/lc_link_intro.dita
diff --git a/en-en/docs/links/lc_links.dita b/en-us/docs/links/lc_links.dita
similarity index 100%
rename from en-en/docs/links/lc_links.dita
rename to en-us/docs/links/lc_links.dita
diff --git a/en-en/docs/links/lc_maps.dita b/en-us/docs/links/lc_maps.dita
similarity index 100%
rename from en-en/docs/links/lc_maps.dita
rename to en-us/docs/links/lc_maps.dita
diff --git a/en-en/docs/links/lc_relationships.dita b/en-us/docs/links/lc_relationships.dita
similarity index 100%
rename from en-en/docs/links/lc_relationships.dita
rename to en-us/docs/links/lc_relationships.dita
diff --git a/en-en/docs/links/lc_transforming.dita b/en-us/docs/links/lc_transforming.dita
similarity index 100%
rename from en-en/docs/links/lc_transforming.dita
rename to en-us/docs/links/lc_transforming.dita
diff --git a/en-en/docs/links/lc_xrefs.dita b/en-us/docs/links/lc_xrefs.dita
similarity index 100%
rename from en-en/docs/links/lc_xrefs.dita
rename to en-us/docs/links/lc_xrefs.dita
diff --git a/en-en/docs/metadata.dita b/en-us/docs/metadata.dita
similarity index 100%
rename from en-en/docs/metadata.dita
rename to en-us/docs/metadata.dita
diff --git a/en-en/docs/style.dita b/en-us/docs/style.dita
similarity index 100%
rename from en-en/docs/style.dita
rename to en-us/docs/style.dita
diff --git a/en-en/docs/task.dita b/en-us/docs/task.dita
similarity index 100%
rename from en-en/docs/task.dita
rename to en-us/docs/task.dita
diff --git a/en-en/docs/templates/learningAssessment.dita b/en-us/docs/templates/learningAssessment.dita
similarity index 100%
rename from en-en/docs/templates/learningAssessment.dita
rename to en-us/docs/templates/learningAssessment.dita
diff --git a/en-en/docs/usage.dita b/en-us/docs/usage.dita
similarity index 100%
rename from en-en/docs/usage.dita
rename to en-us/docs/usage.dita
diff --git a/en-en/readme.txt b/en-us/readme.txt
similarity index 100%
rename from en-en/readme.txt
rename to en-us/readme.txt
diff --git a/en-en/slides/Module 1 - DITA Overview - Build DITA Case.pptx b/en-us/slides/Module 1 - DITA Overview - Build DITA Case.pptx
similarity index 100%
rename from en-en/slides/Module 1 - DITA Overview - Build DITA Case.pptx
rename to en-us/slides/Module 1 - DITA Overview - Build DITA Case.pptx
diff --git a/en-en/slides/Module 2 - DITA Topics.pptx b/en-us/slides/Module 2 - DITA Topics.pptx
similarity index 100%
rename from en-en/slides/Module 2 - DITA Topics.pptx
rename to en-us/slides/Module 2 - DITA Topics.pptx
diff --git a/en-en/slides/Module 3 - DITA Advanced Topics.pptx b/en-us/slides/Module 3 - DITA Advanced Topics.pptx
similarity index 100%
rename from en-en/slides/Module 3 - DITA Advanced Topics.pptx
rename to en-us/slides/Module 3 - DITA Advanced Topics.pptx
diff --git a/en-en/slides/Module 4 (Part 1) - Concise Writing.ppt b/en-us/slides/Module 4 (Part 1) - Concise Writing.ppt
similarity index 100%
rename from en-en/slides/Module 4 (Part 1) - Concise Writing.ppt
rename to en-us/slides/Module 4 (Part 1) - Concise Writing.ppt
diff --git a/en-en/slides/Module 4 (Part 2) -Task Oriented Writing.pptx b/en-us/slides/Module 4 (Part 2) -Task Oriented Writing.pptx
similarity index 100%
rename from en-en/slides/Module 4 (Part 2) -Task Oriented Writing.pptx
rename to en-us/slides/Module 4 (Part 2) -Task Oriented Writing.pptx
diff --git a/en-en/slides/Module 5 - DITA Topic Based Writing.pptx b/en-us/slides/Module 5 - DITA Topic Based Writing.pptx
similarity index 100%
rename from en-en/slides/Module 5 - DITA Topic Based Writing.pptx
rename to en-us/slides/Module 5 - DITA Topic Based Writing.pptx
diff --git a/en-en/slides/Module 6 -Ditamaps.pptx b/en-us/slides/Module 6 -Ditamaps.pptx
similarity index 100%
rename from en-en/slides/Module 6 -Ditamaps.pptx
rename to en-us/slides/Module 6 -Ditamaps.pptx
diff --git a/en-en/slides/Module 7 -Content Reuse.pptx b/en-us/slides/Module 7 -Content Reuse.pptx
similarity index 100%
rename from en-en/slides/Module 7 -Content Reuse.pptx
rename to en-us/slides/Module 7 -Content Reuse.pptx
diff --git a/en-en/slides/Module 8 - Linking DITA Samples.pptx b/en-us/slides/Module 8 - Linking DITA Samples.pptx
similarity index 100%
rename from en-en/slides/Module 8 - Linking DITA Samples.pptx
rename to en-us/slides/Module 8 - Linking DITA Samples.pptx
diff --git a/en-en/slides/readme.txt b/en-us/slides/readme.txt
similarity index 100%
rename from en-en/slides/readme.txt
rename to en-us/slides/readme.txt