diff --git a/.gitignore b/.gitignore
index dfcfd56..0372cb5 100644
--- a/.gitignore
+++ b/.gitignore
@@ -348,3 +348,7 @@ MigrationBackup/
 
 # Ionide (cross platform F# VS Code tools) working folder
 .ionide/
+
+# Exclude unit test Runsettings 
+*.runsettings
+.vscode/*
diff --git a/Privatbank.Business.Tests/PrivatBankAutoClient.cs b/Privatbank.Business.Tests/PrivatBankAutoClient.cs
index 005cef6..38a736e 100644
--- a/Privatbank.Business.Tests/PrivatBankAutoClient.cs
+++ b/Privatbank.Business.Tests/PrivatBankAutoClient.cs
@@ -13,34 +13,20 @@ public class Tests
         public void SetUp()
         {
             _client = new PrivatbankAutoClient(
-                Environment.GetEnvironmentVariable("CLIENT_ID"),
                 Environment.GetEnvironmentVariable("CLIENT_TOKEN"));
         }
 
-        [Test]
-        public async Task TestStatementsSettings()
-        {
-            var result = await _client.GetStatementsSettingsAsync();
-
-            Assert.IsNotEmpty(result.Phase);
-            Assert.IsNotEmpty(result.NonOperationalDays);
-            Assert.AreNotEqual(result.PreviousOperationalDay, DateTime.MinValue);
-            Assert.AreNotEqual(result.CurrentOperationalDay, DateTime.MinValue);
-            Assert.AreNotEqual(result.ServerDateTime, DateTime.MinValue);
-            Assert.AreNotEqual(result.DateTimeOfFinalStatement, DateTime.MinValue);
-        }
+        #region Balance
 
         [Test]
-        public async Task TestGetBalance()
-        {
+        public async Task TestGetBalance() {
             var result = await _client.GetBalanceAsync(DateTime.Now);
 
             Assert.IsNotEmpty(result);
         }
 
         [Test]
-        public async Task TestGetBalanceInterim()
-        {
+        public async Task TestGetBalanceInterim() {
             var result = await _client.GetBalanceInterimAsync();
 
             Assert.IsNotEmpty(result);
@@ -48,16 +34,29 @@ public async Task TestGetBalanceInterim()
 
 
         [Test]
-        public async Task TestGetBalanceFinal()
-        {
+        public async Task TestGetBalanceFinal() {
             var result = await _client.GetBalanceFinalAsync();
 
             Assert.IsNotEmpty(result);
+        } 
+        #endregion
+        
+        [Test]
+        public async Task TestStatementsSettings()
+        {
+            var result = await _client.GetStatementsSettingsAsync();
+
+            Assert.IsNotEmpty(result.Phase);
+            Assert.IsNotEmpty(result.NonOperationalDays);
+            Assert.AreNotEqual(result.PreviousOperationalDay, DateTime.MinValue);
+            Assert.AreNotEqual(result.CurrentOperationalDay, DateTime.MinValue);
+            Assert.AreNotEqual(result.ServerDateTime, DateTime.MinValue);
+            Assert.AreNotEqual(result.DateTimeOfFinalStatement, DateTime.MinValue);
         }
 
+        #region Transactions
         [Test]
-        public async Task TestGetTransactions()
-        {
+        public async Task TestGetTransactions() {
             var result = await _client.GetTransactionsAsync(
                 DateTime.Now - TimeSpan.FromDays(30));
 
@@ -65,22 +64,56 @@ public async Task TestGetTransactions()
         }
 
         [Test]
-        public async Task TestGetTransactionsInterim()
-        {
+        public async Task TestGetTransactionsInterim() {
             var result = await _client.GetTransactionsInterimAsync();
-
             Assert.IsNotEmpty(result);
         }
 
         [Test]
-        public async Task TestGetTransactionsFinal()
-        {
+        public async Task TestGetTransactionsFinal() {
             var result = await _client.GetTransactionsFinalAsync();
 
             Assert.NotNull(result);
         }
+        #endregion
+        [Test]
+        public async Task TestGetRecipientsAsync() {
+            var recipeints = await _client.GetRecipientsAsync(Data.Enums.SalaryProjects.GroupType.SALARY);
+            Assert.NotNull(recipeints);
+        }
 
         [Test]
+        public async Task TestGetGroups() {
+            var result = await _client.GetGroupsAsync();
+            if (result.Count != 0) {
+                Assert.IsTrue(result[0].comission_rate >= 0);
+                Assert.IsTrue(result[0].comission_rate < 1);
+            }
+            Assert.NotNull(result);
+        }
+
+        [Test]
+        public async Task TestGetPackets() {
+            var result = await _client.GetPacketsAsync(new DateTime(2022, 1, 1), new DateTime(2023, 1, 1));
+            if (result.Count != 0) {
+                Assert.IsTrue(result[0].amount >= 0);
+            }
+            Assert.NotNull(result);
+        }
+        [Test]
+        public async Task TestGetPacketElements() {
+            var packets = await _client.GetPacketsAsync(new DateTime(2022, 1, 1), new DateTime(2023, 1, 1));
+            if (packets.Count == 0) {
+                return;
+            }
+            var elements = await _client.GetPacketEntriesAsync(packets[0]);
+            if (elements.Count > 0) {
+                Assert.IsTrue(elements[0].amount > 0);
+            }
+            Assert.NotNull(elements);
+        }
+
+        /*[Test]
         public async Task TestCreatePayment()
         {
             var result = await _client.CreatePaymentAsync(new Payment
@@ -97,7 +130,7 @@ public async Task TestCreatePayment()
 
             Assert.NotNull(result.Reference);
             Assert.NotNull(result.PackedReference);
-        }
+    }*/
 
         [TearDown]
         public void TearDown()
diff --git a/Privatbank.Business.Tests/Privatbank.Business.Tests.csproj b/Privatbank.Business.Tests/Privatbank.Business.Tests.csproj
index 20a8ffe..5110699 100644
--- a/Privatbank.Business.Tests/Privatbank.Business.Tests.csproj
+++ b/Privatbank.Business.Tests/Privatbank.Business.Tests.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
     <PropertyGroup>
-        <TargetFramework>netcoreapp3.1</TargetFramework>
+        <TargetFramework>net6.0</TargetFramework>
 
         <IsPackable>false</IsPackable>
     </PropertyGroup>
diff --git a/Privatbank.Business.Tests/Properties/launchSettings.json b/Privatbank.Business.Tests/Properties/launchSettings.json
new file mode 100644
index 0000000..2e931f8
--- /dev/null
+++ b/Privatbank.Business.Tests/Properties/launchSettings.json
@@ -0,0 +1,8 @@
+{
+  "profiles": {
+    "Privatbank.Business.Tests": {
+      "commandName": "Project",
+      "nativeDebugging": true
+    }
+  }
+}
\ No newline at end of file
diff --git a/Privatbank.Business.Tests/example env var.runsettings.example b/Privatbank.Business.Tests/example env var.runsettings.example
new file mode 100644
index 0000000..9e4c4d7
--- /dev/null
+++ b/Privatbank.Business.Tests/example env var.runsettings.example	
@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="utf-8" ?>
+  <!-- configuration elements -->
+<RunSettings>
+  <RunConfiguration>
+    <EnvironmentVariables>
+      <!-- List of environment variables we want to set-->
+      <CLIENT_TOKEN>your_client_token</CLIENT_TOKEN>
+    </EnvironmentVariables>
+  </RunConfiguration>
+</RunSettings>
\ No newline at end of file
diff --git a/Privatbank.Business/CHANGELOG.md b/Privatbank.Business/CHANGELOG.md
new file mode 100644
index 0000000..00cbdb7
--- /dev/null
+++ b/Privatbank.Business/CHANGELOG.md
@@ -0,0 +1,20 @@
+# Privat.Buisness changelog
+## plan for 1.0.3
+  add another enum in older models like 
+   - `Transaction.Type`
+   - `Transaction.DocumentType`
+   - `Transaction.Status`
+   - `Transaction.Real`
+
+## 1.0.2 - salary groups, api 3-0-0
+  added support for client with token only
+
+  added salary groups:
+  - get salary groups `GetGroupsAsync()`
+  - get salary groups recipients `GetRecipientsAsync(GroupType type)`
+  - get packets `GetPacketsAsync(DateTime from, DateTime to)`
+  - get packet elements `GetPacketEntriesAsync(Packet packet)`
+
+  salary groups use enums
+## 1.0.2 - transactions
+  functionality for transactions statements and balances
\ No newline at end of file
diff --git a/Privatbank.Business/Converters/StringDateTimeArrayConverter.cs b/Privatbank.Business/Converters/StringDateTimeArrayConverter.cs
index bfe27f8..172eca3 100644
--- a/Privatbank.Business/Converters/StringDateTimeArrayConverter.cs
+++ b/Privatbank.Business/Converters/StringDateTimeArrayConverter.cs
@@ -4,12 +4,9 @@
 using System.Text.Json;
 using System.Text.Json.Serialization;
 
-namespace Privatbank.Business.Converters
-{
-    internal class StringDateTimeArrayConverter : JsonConverter<DateTime[]>
-    {
-        public override DateTime[] Read(ref Utf8JsonReader reader, Type typeToConvert, JsonSerializerOptions options)
-        {
+namespace Privatbank.Business.Converters {
+    internal class StringDateTimeArrayConverter : JsonConverter<DateTime[]> {
+        public override DateTime[] Read(ref Utf8JsonReader reader, Type typeToConvert, JsonSerializerOptions options) {
             var resultList = new List<DateTime>();
 
             if (reader.TokenType == JsonTokenType.StartArray)
@@ -25,8 +22,7 @@ public override DateTime[] Read(ref Utf8JsonReader reader, Type typeToConvert, J
             return resultList.ToArray();
         }
 
-        public override void Write(Utf8JsonWriter writer, DateTime[] value, JsonSerializerOptions options)
-        {
+        public override void Write(Utf8JsonWriter writer, DateTime[] value, JsonSerializerOptions options) {
             throw new NotImplementedException();
         }
     }
diff --git a/Privatbank.Business/Converters/StringDateTimeConverter.cs b/Privatbank.Business/Converters/StringDateTimeConverter.cs
index 4ca765b..a89e2f4 100644
--- a/Privatbank.Business/Converters/StringDateTimeConverter.cs
+++ b/Privatbank.Business/Converters/StringDateTimeConverter.cs
@@ -3,21 +3,18 @@
 using System.Text.Json;
 using System.Text.Json.Serialization;
 
-namespace Privatbank.Business.Converters
-{
-    internal class StringDateTimeConverter : JsonConverter<DateTime>
-    {
-        public override DateTime Read(ref Utf8JsonReader reader, Type typeToConvert, JsonSerializerOptions options)
-        {
+namespace Privatbank.Business.Converters {
+    internal class StringDateTimeConverter : JsonConverter<DateTime> {
+        public override DateTime Read(ref Utf8JsonReader reader, Type typeToConvert, JsonSerializerOptions options) {
             string[] formats =
             {
+                "yyyy-MM-dd'T'HH:mm:ss.fffzzz",
                 "dd.MM.yyyy HH:mm:ss",
                 "dd-MM-yyyy HH:mm:ss",
                 "dd-MM-yyyy",
                 "dd.MM.yyyy",
                 "HH:mm"
             };
-
             return DateTime.TryParseExact(
                 reader.GetString(),
                 formats,
@@ -27,8 +24,7 @@ public override DateTime Read(ref Utf8JsonReader reader, Type typeToConvert, Jso
                 : DateTime.MinValue;
         }
 
-        public override void Write(Utf8JsonWriter writer, DateTime value, JsonSerializerOptions options)
-        {
+        public override void Write(Utf8JsonWriter writer, DateTime value, JsonSerializerOptions options) {
             writer.WriteStringValue(
                 value.ToString("dd.MM.yyyy"));
         }
diff --git a/Privatbank.Business/Converters/StringDecimalConverter.cs b/Privatbank.Business/Converters/StringDecimalConverter.cs
index 49317c9..0a3720e 100644
--- a/Privatbank.Business/Converters/StringDecimalConverter.cs
+++ b/Privatbank.Business/Converters/StringDecimalConverter.cs
@@ -3,17 +3,14 @@
 using System.Text.Json;
 using System.Text.Json.Serialization;
 
-namespace Privatbank.Business.Converters
-{
-    internal class StringDecimalConverter : JsonConverter<decimal>
-    {
-        public override decimal Read(ref Utf8JsonReader reader, Type typeToConvert, JsonSerializerOptions options)
-        {
-            return decimal.Parse(reader.GetString());
+namespace Privatbank.Business.Converters {
+    internal class StringDecimalConverter : JsonConverter<decimal> {
+        static private NumberFormatInfo formatInfo = new NumberFormatInfo() { NumberDecimalSeparator = "." };
+        public override decimal Read(ref Utf8JsonReader reader, Type typeToConvert, JsonSerializerOptions options) {
+            return decimal.Parse(reader.GetString(), formatInfo);
         }
 
-        public override void Write(Utf8JsonWriter writer, decimal value, JsonSerializerOptions options)
-        {
+        public override void Write(Utf8JsonWriter writer, decimal value, JsonSerializerOptions options) {
             writer.WriteStringValue(
                 value.ToString(CultureInfo.InvariantCulture));
         }
diff --git a/Privatbank.Business/Converters/StringYesNoConverter.cs b/Privatbank.Business/Converters/StringYesNoConverter.cs
index 3c2164b..6fa675b 100644
--- a/Privatbank.Business/Converters/StringYesNoConverter.cs
+++ b/Privatbank.Business/Converters/StringYesNoConverter.cs
@@ -2,20 +2,16 @@
 using System.Text.Json;
 using System.Text.Json.Serialization;
 
-namespace Privatbank.Business.Converters
-{
-    internal class StringYesNoConverter : JsonConverter<bool>
-    {
-        public override bool Read(ref Utf8JsonReader reader, Type typeToConvert, JsonSerializerOptions options)
-        {
+namespace Privatbank.Business.Converters {
+    internal class StringYesNoConverter : JsonConverter<bool> {
+        public override bool Read(ref Utf8JsonReader reader, Type typeToConvert, JsonSerializerOptions options) {
             var result = reader.GetString();
 
             return result.Equals("yes", StringComparison.InvariantCultureIgnoreCase) ||
                    result.Equals("y", StringComparison.InvariantCultureIgnoreCase);
         }
 
-        public override void Write(Utf8JsonWriter writer, bool value, JsonSerializerOptions options)
-        {
+        public override void Write(Utf8JsonWriter writer, bool value, JsonSerializerOptions options) {
             throw new NotImplementedException();
         }
     }
diff --git a/Privatbank.Business/Data/Enums/SalaryProjects/GroupType.cs b/Privatbank.Business/Data/Enums/SalaryProjects/GroupType.cs
new file mode 100644
index 0000000..d99e1c4
--- /dev/null
+++ b/Privatbank.Business/Data/Enums/SalaryProjects/GroupType.cs
@@ -0,0 +1,30 @@
+using System.Text.Json.Serialization;
+
+namespace Privatbank.Business.Data.Enums.SalaryProjects {
+    /// <summary>
+    /// group salary type
+    /// </summary>
+    [JsonConverter(typeof(JsonStringEnumConverterWithAttributeSupport))]
+    public enum GroupType {
+        /// <summary>
+        /// project type
+        /// </summary>
+        MASSPAYMENTS,
+        /// <summary>
+        /// other salary projects
+        /// </summary>
+        SALARY,
+        /// <summary>
+        /// project type
+        /// </summary>
+        STUDENT,
+        /// <summary>
+        /// project type
+        /// </summary>
+        HESED,
+        /// <summary>
+        /// use this ALL for request about salary group members
+        /// </summary>
+        ALL,
+    }
+}
diff --git a/Privatbank.Business/Data/Enums/SalaryProjects/Packet_Element_Status.cs b/Privatbank.Business/Data/Enums/SalaryProjects/Packet_Element_Status.cs
new file mode 100644
index 0000000..675355e
--- /dev/null
+++ b/Privatbank.Business/Data/Enums/SalaryProjects/Packet_Element_Status.cs
@@ -0,0 +1,48 @@
+using Privatbank.Business.Data.Models.SalaryProjects;
+using System.Runtime.Serialization;
+using System.Text.Json.Serialization;
+
+namespace Privatbank.Business.Data.Enums.SalaryProjects {
+    /// <summary>
+    /// salary packet element status <see cref="PacketEntrie"/>
+    /// N Запис ще не перевірявся
+    /// N$ У записі є помилка, яку можна виправити у веб інтерфейсі Приват24 для бізнесу(наприклад 0 сума)
+    /// R Успішно перевірена
+    /// M Успішно сплачено
+    /// E Забракована
+    /// * Все останнє можна вважати помилками, на які не можливо повпливати
+    /// </summary>
+    [JsonConverter(typeof(JsonStringEnumConverterWithAttributeSupport))]
+    public enum Packet_Element_Status {
+        /// <summary>
+        /// N Запис ще не перевірявся
+        /// </summary>
+        [EnumMember(Value = "N")]
+        Not_reviewed,
+        /// <summary>
+        /// can be fixed in interface
+        /// </summary>
+        [EnumMember(Value = "N$")]
+        Can_be_fixed,
+        /// <summary>
+        /// successfully reviewed and accepted, awaits payment
+        /// </summary>
+        [EnumMember(Value = "R")]
+        Reviewed,
+        /// <summary>
+        /// paid
+        /// </summary>
+        [EnumMember(Value = "M")]
+        Successfully_paid,
+        /// <summary>
+        /// rejectd
+        /// </summary>
+        [EnumMember(Value = "E")]
+        Rejected,
+        /// <summary>
+        /// all after unfixable
+        /// </summary>
+        [EnumMember(Value = "*")]
+        All_bad,
+    }
+}
diff --git a/Privatbank.Business/Data/Enums/SalaryProjects/Packet_Status.cs b/Privatbank.Business/Data/Enums/SalaryProjects/Packet_Status.cs
new file mode 100644
index 0000000..92ce772
--- /dev/null
+++ b/Privatbank.Business/Data/Enums/SalaryProjects/Packet_Status.cs
@@ -0,0 +1,82 @@
+using Privatbank.Business.Data.Models.SalaryProjects;
+using System.Runtime.Serialization;
+using System.Text.Json.Serialization;
+
+namespace Privatbank.Business.Data.Enums.SalaryProjects {
+    /// <summary>
+    /// salary project packet status, <see cref="Packet"/> and for sub-status <see cref="Packet_Sub_Status"/>
+    /// </summary>
+    [JsonConverter(typeof(JsonStringEnumConverterWithAttributeSupport))]
+    public enum Packet_Status {
+        /// <summary>
+        /// created
+        /// Пакет створено, і допускає редагування
+        /// </summary>
+        [EnumMember(Value = "N")]
+        Created,
+        /// <summary>
+        /// reviewed
+        /// Пакет пройшов успішну перевірку, і його можна затвердити, або відізвати на редагування
+        /// </summary>
+        [EnumMember(Value = "W")]
+        Reviewd,
+        /// <summary>
+        /// confirmed - awaits singed
+        /// Пакет затверджено, і може бути підписаний або видалений
+        /// </summary>
+        [EnumMember(Value = "S")]
+        NotSinged,
+        /// <summary>
+        /// signed by accountant
+        /// Пакет очікує підпис директора
+        /// </summary>
+        [EnumMember(Value = "SB")]
+        SingedAccountant,
+        /// <summary>
+        /// singed by director
+        /// Пакет очікує підпис бухгалтера
+        /// </summary>
+        [EnumMember(Value = "SD")]
+        SingedDirector,
+
+        /// <summary>
+        /// fully reviewed
+        /// Пакет отримав всі необхідні підписи і може бути відправлений в банк
+        /// </summary>
+        [EnumMember(Value = "S$")]
+        ToBeSent,
+
+        /// <summary>
+        /// sent
+        /// Пакет відправлено в банк на обробку
+        /// </summary>
+        [EnumMember(Value = "X")]
+        ToBePaid,
+        /// <summary>
+        /// In review
+        /// Has Sub_status <see cref="Packet_Sub_Status"/>
+        /// Пакет на перевірці (N->W, N->N)
+        /// </summary>
+        [EnumMember(Value = "N")]
+        InRiview,
+        /// <summary>
+        /// proccessed, for more details <see cref="Packet_Sub_Status"/>
+        /// Has Sub_status 
+        /// Пакет оброблено без помилок
+        /// </summary>
+        [EnumMember(Value = "F")]
+        Processed,
+        /// <summary>
+        /// blocked
+        /// Пакет забраковано
+        /// </summary>
+        [EnumMember(Value = "R")]
+        Blocked,
+        /// <summary>
+        /// deleted
+        /// Пакет видалено
+        /// </summary>
+        [EnumMember(Value = "D")]
+        Deleted
+    }
+}
diff --git a/Privatbank.Business/Data/Enums/SalaryProjects/Packet_Sub_Status.cs b/Privatbank.Business/Data/Enums/SalaryProjects/Packet_Sub_Status.cs
new file mode 100644
index 0000000..ad2ca25
--- /dev/null
+++ b/Privatbank.Business/Data/Enums/SalaryProjects/Packet_Sub_Status.cs
@@ -0,0 +1,35 @@
+using System.Runtime.Serialization;
+using System.Text.Json.Serialization;
+
+namespace Privatbank.Business.Data.Enums.SalaryProjects {
+    /// <summary>
+    /// sub status of a slary project pocket status, <see cref="Packet_Status"/>
+    /// </summary>
+    [JsonConverter(typeof(JsonStringEnumConverterWithAttributeSupport))]
+    public enum Packet_Sub_Status {
+        /// <summary>
+        /// packet in review
+        /// Пакет на перевірці (N->W, N->N)
+        /// </summary>
+        [EnumMember(Value = "V")]
+        InReview,
+        /// <summary>
+        /// packet processing data
+        /// Пакет обробляє імпорт сирих файлів (N->N)
+        /// </summary>
+        [EnumMember(Value = "I")]
+        Processing,
+        /// <summary>
+        /// proccessed with no issues
+        /// Пакет оброблено без помилок
+        /// </summary>
+        [EnumMember(Value = "F")]
+        Processed,
+        /// <summary>
+        /// proccessed with issues
+        /// Пакет оброблено з помилками
+        /// </summary>
+        [EnumMember(Value = "R")]
+        ProcessedWithIssue,
+    }
+}
diff --git a/Privatbank.Business/Data/Enums/SalaryProjects/SalarySystem.cs b/Privatbank.Business/Data/Enums/SalaryProjects/SalarySystem.cs
new file mode 100644
index 0000000..fcd2b5d
--- /dev/null
+++ b/Privatbank.Business/Data/Enums/SalaryProjects/SalarySystem.cs
@@ -0,0 +1,16 @@
+namespace Privatbank.Business.Data.Enums.SalaryProjects {
+    /// <summary>
+    /// salary system, depending on it changes packet elements list api endpoint
+    /// </summary>
+    public enum SalarySystem {
+        /// <summary>
+        /// MASSPAYMENTS
+        /// блок масових виплат, група MASSPAYMENTS
+        /// </summary>
+        reqpay,
+        /// <summary>
+        ///  зарплатний блок, група SALARY/STUDENT
+        /// </summary>
+        maspay,
+    }
+}
diff --git a/Privatbank.Business/Data/Models/Balance.cs b/Privatbank.Business/Data/Models/Balance.cs
index 6a58b9d..edb9e3d 100644
--- a/Privatbank.Business/Data/Models/Balance.cs
+++ b/Privatbank.Business/Data/Models/Balance.cs
@@ -1,14 +1,12 @@
+using Privatbank.Business.Converters;
 using System;
 using System.Text.Json.Serialization;
-using Privatbank.Business.Converters;
 
-namespace Privatbank.Business.Data.Models
-{
+namespace Privatbank.Business.Data.Models {
     /// <summary>
     /// Balance record.
     /// </summary>
-    public class Balance
-    {
+    public class Balance {
         /// <summary>
         /// Account number.
         /// </summary>
diff --git a/Privatbank.Business/Data/Models/Payment.cs b/Privatbank.Business/Data/Models/Payment.cs
index f5746b3..d5e94e3 100644
--- a/Privatbank.Business/Data/Models/Payment.cs
+++ b/Privatbank.Business/Data/Models/Payment.cs
@@ -1,13 +1,11 @@
 using System;
 using System.Text.Json.Serialization;
 
-namespace Privatbank.Business.Data.Models
-{
+namespace Privatbank.Business.Data.Models {
     /// <summary>
     /// Outgoing payment record.
     /// </summary>
-    public class Payment
-    {
+    public class Payment {
         /// <summary>
         /// Document number.
         /// </summary>
diff --git a/Privatbank.Business/Data/Models/PaymentResult.cs b/Privatbank.Business/Data/Models/PaymentResult.cs
index c64647b..33373e1 100644
--- a/Privatbank.Business/Data/Models/PaymentResult.cs
+++ b/Privatbank.Business/Data/Models/PaymentResult.cs
@@ -1,12 +1,10 @@
 using System.Text.Json.Serialization;
 
-namespace Privatbank.Business.Data.Models
-{
+namespace Privatbank.Business.Data.Models {
     /// <summary>
     /// Payment result.
     /// </summary>
-    public class PaymentResult
-    {
+    public class PaymentResult {
         /// <summary>
         /// Payment reference.
         /// </summary>
diff --git a/Privatbank.Business/Data/Models/SalaryProjects/Group.cs b/Privatbank.Business/Data/Models/SalaryProjects/Group.cs
new file mode 100644
index 0000000..1183e3d
--- /dev/null
+++ b/Privatbank.Business/Data/Models/SalaryProjects/Group.cs
@@ -0,0 +1,32 @@
+using Privatbank.Business.Data.Enums.SalaryProjects;
+using System.Text.Json.Serialization;
+
+namespace Privatbank.Business.Data.Models.SalaryProjects {
+
+    /// <summary>
+    /// payment groups, <see href="https://docs.google.com/document/d/e/2PACX-1vTtKvGa3P4E-lDqLg3bHRF6Wi9S7GIjSMFEFxII5qQZBGxuTXs25hQNiUU1hMZQhOyx6BNvIZ1bVKSr/pub#kix.e65wvlbrhav4">more on salary groups</see> (7. Зарплатний проект)
+    /// 
+    /// </summary>
+    public class Group {
+        /// <summary>
+        /// more in GroupType documentation
+        /// </summary>
+        [JsonConverter(typeof(JsonStringEnumConverter))]
+        [JsonPropertyName("type")]
+        public GroupType type { get; set; }
+
+        /// <summary>
+        /// bank comission rate for group
+        /// name in json - "rko"
+        /// </summary>
+        [JsonPropertyName("rko")]
+        public decimal comission_rate { get; set; }
+
+        /// <summary>
+        /// salary group name
+        /// </summary>
+        [JsonPropertyName("name")]
+        public string Name { get; set; }
+
+    }
+}
diff --git a/Privatbank.Business/Data/Models/SalaryProjects/PacketEntrie.cs b/Privatbank.Business/Data/Models/SalaryProjects/PacketEntrie.cs
new file mode 100644
index 0000000..11244dc
--- /dev/null
+++ b/Privatbank.Business/Data/Models/SalaryProjects/PacketEntrie.cs
@@ -0,0 +1,69 @@
+using Privatbank.Business.Data.Enums.SalaryProjects;
+using System.Text.Json.Serialization;
+
+namespace Privatbank.Business.Data.Models.SalaryProjects {
+
+    /// <summary>
+    /// a list of packet elements
+    /// </summary>
+    public class PacketEntrie {
+        /// <summary>
+        /// essentually this is an id. it is not mapped for json
+        /// </summary>
+        public string packet_reference { get; set; }
+
+        /// <summary>
+        /// packet element reference - element id
+        /// </summary>
+        [JsonPropertyName("ref")]
+        public string reference { get; set; }
+
+        /// <summary>
+        /// fio
+        /// </summary>
+        [JsonPropertyName("fio")]
+        public string fio { get; set; }
+
+        /// <summary>
+        /// inn of person to pay to
+        /// </summary>
+        [JsonPropertyName("inn")]
+        public string inn { get; set; }
+
+        /// <summary>
+        /// card number with mask
+        /// </summary>
+        [JsonPropertyName("cardNumber")]
+        public string card_number { get; set; }
+
+        /// <summary>
+        /// comment
+        /// </summary>
+        [JsonPropertyName("comment")]
+        public string comment { get; set; }
+
+        /// <summary>
+        /// amount
+        /// </summary>
+        [JsonPropertyName("amount")]
+        public decimal amount { get; set; }
+
+        /// <summary>
+        /// status code
+        /// </summary>
+        [JsonPropertyName("status")]
+        public Packet_Element_Status status { get; set; }
+
+        /// <summary>
+        /// err code
+        /// </summary>
+        [JsonPropertyName("errorCode")]
+        public string errorCode { get; set; }
+
+        /// <summary>
+        /// tab num
+        /// </summary>
+        [JsonPropertyName("tabNo")]
+        public string tabel_num { get; set; }
+    }
+}
diff --git a/Privatbank.Business/Data/Models/SalaryProjects/Packets.cs b/Privatbank.Business/Data/Models/SalaryProjects/Packets.cs
new file mode 100644
index 0000000..16d17c2
--- /dev/null
+++ b/Privatbank.Business/Data/Models/SalaryProjects/Packets.cs
@@ -0,0 +1,80 @@
+using Privatbank.Business.Converters;
+using Privatbank.Business.Data.Enums.SalaryProjects;
+using System;
+using System.Text.Json.Serialization;
+
+namespace Privatbank.Business.Data.Models.SalaryProjects {
+
+    /// <summary>
+    /// slsry projects consist of packets
+    /// so you have groups and packets. Packets have people to pay to
+    /// </summary>
+    public class Packet {
+        /// <summary>
+        /// essentually this is an id
+        /// </summary>
+        [JsonPropertyName("reference")]
+        public string reference { get; set; }
+
+        /// <summary>
+        /// salary system type
+        /// </summary>
+        [JsonConverter(typeof(JsonStringEnumConverter))]
+        [JsonPropertyName("system")]
+        public SalarySystem system { get; set; }
+
+        /// <summary>
+        /// created at
+        /// </summary>
+        [JsonPropertyName("createdAt")]
+        [JsonConverter(typeof(StringDateTimeConverter))]
+        public DateTime created_at { get; set; }
+
+        /// <summary>
+        /// finished at
+        /// </summary>
+        [JsonPropertyName("finishedAt")]
+        [JsonConverter(typeof(StringDateTimeConverter))]
+        public DateTime finished_at { get; set; }
+
+        /// <summary>
+        /// status, <see cref="Packet_Status"/>
+        /// </summary>
+        [JsonPropertyName("status")]
+        public Packet_Status status { get; set; }
+
+
+        /// <summary>
+        /// sub status <see cref="Packet_Sub_Status"/>
+        /// </summary>
+        [JsonPropertyName("substatus")]
+        public Packet_Sub_Status sub_status { get; set; }
+
+        /// <summary>
+        /// name
+        /// </summary>
+        [JsonPropertyName("packetName")]
+        public string name { get; set; }
+
+        /// <summary>
+        /// count of list of person+sum
+        /// кількість записів
+        /// </summary>
+        [JsonPropertyName("recordCount")]
+        public int record_count { get; set; }
+
+        /// <summary>
+        /// full packet sum
+        /// повна сума відомості
+        /// </summary>
+        [JsonPropertyName("recordAmount")]
+        public decimal amount { get; set; }
+
+        /// <summary>
+        /// revision version
+        /// монотонно зростаючий внутрішній лічильник модифікацій
+        /// </summary>
+        [JsonPropertyName("revision")]
+        public int revision { get; set; }
+    }
+}
diff --git a/Privatbank.Business/Data/Models/SalaryProjects/Receiver.cs b/Privatbank.Business/Data/Models/SalaryProjects/Receiver.cs
new file mode 100644
index 0000000..b32c15b
--- /dev/null
+++ b/Privatbank.Business/Data/Models/SalaryProjects/Receiver.cs
@@ -0,0 +1,43 @@
+using Privatbank.Business.Data.Enums.SalaryProjects;
+using System.Collections.Generic;
+using System.Text.Json.Serialization;
+
+namespace Privatbank.Business.Data.Models.SalaryProjects {
+
+    /// <summary>
+    /// is a receiver in a packet, is the main object in packet element
+    /// </summary>
+    public class Receiver {
+        /// <summary>
+        /// id
+        /// </summary>
+        [JsonPropertyName("id")]
+        public string id { get; set; }
+
+        /// <summary>
+        /// masked card number
+        /// </summary>
+        [JsonPropertyName("pan")]
+        public string card_masked { get; set; }
+        /// <summary>
+        /// 
+        /// </summary>
+        [JsonPropertyName("fio")]
+        public List<string> fio { get; set; }
+        /// <summary>
+        /// 10 digit num
+        /// </summary>
+        [JsonPropertyName("inn")]
+        public string inn { get; set; }
+        /// <summary>
+        /// <see cref="GroupType"/>
+        /// </summary>
+        [JsonPropertyName("group")]
+        public GroupType group_type { get; set; }
+        /// <summary>
+        /// tabel number
+        /// </summary>
+        [JsonPropertyName("tabn")]
+        public string tab_num { get; set; }
+    }
+}
diff --git a/Privatbank.Business/Data/Models/StatementsSettings.cs b/Privatbank.Business/Data/Models/StatementsSettings.cs
index 5014f9d..ef3728d 100644
--- a/Privatbank.Business/Data/Models/StatementsSettings.cs
+++ b/Privatbank.Business/Data/Models/StatementsSettings.cs
@@ -1,14 +1,12 @@
+using Privatbank.Business.Converters;
 using System;
 using System.Text.Json.Serialization;
-using Privatbank.Business.Converters;
 
-namespace Privatbank.Business.Data.Models
-{
+namespace Privatbank.Business.Data.Models {
     /// <summary>
     /// Statements settings.
     /// </summary>
-    public class StatementsSettings
-    {
+    public class StatementsSettings {
         /// <summary>
         /// Operational phase of the bank.
         /// </summary>
diff --git a/Privatbank.Business/Data/Models/Transaction.cs b/Privatbank.Business/Data/Models/Transaction.cs
index d2fbbdb..394994f 100644
--- a/Privatbank.Business/Data/Models/Transaction.cs
+++ b/Privatbank.Business/Data/Models/Transaction.cs
@@ -1,14 +1,12 @@
+using Privatbank.Business.Converters;
 using System;
 using System.Text.Json.Serialization;
-using Privatbank.Business.Converters;
 
-namespace Privatbank.Business.Data.Models
-{
+namespace Privatbank.Business.Data.Models {
     /// <summary>
     /// Transaction.
     /// </summary>
-    public class Transaction
-    {
+    public class Transaction {
         /// <summary>
         /// Recipient code.
         /// </summary>
diff --git a/Privatbank.Business/Data/Responses/BalancesResponse.cs b/Privatbank.Business/Data/Responses/BalancesResponse.cs
index eefc493..29068f8 100644
--- a/Privatbank.Business/Data/Responses/BalancesResponse.cs
+++ b/Privatbank.Business/Data/Responses/BalancesResponse.cs
@@ -1,10 +1,8 @@
-using System.Text.Json.Serialization;
 using Privatbank.Business.Data.Models;
+using System.Text.Json.Serialization;
 
-namespace Privatbank.Business.Data.Responses
-{
-    internal class BalancesResponse : BasicResponse
-    {
+namespace Privatbank.Business.Data.Responses {
+    internal class BalancesResponse : BasicResponse {
         [JsonPropertyName("balances")]
         public Balance[] Balances { get; set; }
     }
diff --git a/Privatbank.Business/Data/Responses/BasicResponse.cs b/Privatbank.Business/Data/Responses/BasicResponse.cs
index b70cd1a..4fda8d9 100644
--- a/Privatbank.Business/Data/Responses/BasicResponse.cs
+++ b/Privatbank.Business/Data/Responses/BasicResponse.cs
@@ -1,9 +1,7 @@
 using System.Text.Json.Serialization;
 
-namespace Privatbank.Business.Data.Responses
-{
-    internal class BasicResponse
-    {
+namespace Privatbank.Business.Data.Responses {
+    internal class BasicResponse {
         [JsonPropertyName("exist_next_page")]
         public bool HasPagination { get; set; }
 
diff --git a/Privatbank.Business/Data/Responses/GroupsResponce.cs b/Privatbank.Business/Data/Responses/GroupsResponce.cs
new file mode 100644
index 0000000..ed3a625
--- /dev/null
+++ b/Privatbank.Business/Data/Responses/GroupsResponce.cs
@@ -0,0 +1,9 @@
+using Privatbank.Business.Data.Models.SalaryProjects;
+using System.Text.Json.Serialization;
+
+namespace Privatbank.Business.Data.Responses {
+    internal class GroupsResponse : BasicResponse {
+        [JsonPropertyName("data")]
+        public Group[] Groups { get; set; }
+    }
+}
diff --git a/Privatbank.Business/Data/Responses/PacketEntriesResponse.cs b/Privatbank.Business/Data/Responses/PacketEntriesResponse.cs
new file mode 100644
index 0000000..d93c0b9
--- /dev/null
+++ b/Privatbank.Business/Data/Responses/PacketEntriesResponse.cs
@@ -0,0 +1,9 @@
+using Privatbank.Business.Data.Models.SalaryProjects;
+using System.Text.Json.Serialization;
+
+namespace Privatbank.Business.Data.Responses {
+    internal class PacketEntriesResponse : BasicResponse {
+        [JsonPropertyName("data")]
+        public PacketEntrie[] PacketEntries { get; set; }
+    }
+}
diff --git a/Privatbank.Business/Data/Responses/PacketsResponse.cs b/Privatbank.Business/Data/Responses/PacketsResponse.cs
new file mode 100644
index 0000000..6c4622e
--- /dev/null
+++ b/Privatbank.Business/Data/Responses/PacketsResponse.cs
@@ -0,0 +1,9 @@
+using Privatbank.Business.Data.Models.SalaryProjects;
+using System.Text.Json.Serialization;
+
+namespace Privatbank.Business.Data.Responses {
+    internal class PacketsResponse : BasicResponse {
+        [JsonPropertyName("data")]
+        public Packet[] Packets { get; set; }
+    }
+}
diff --git a/Privatbank.Business/Data/Responses/ReceiverResponce.cs b/Privatbank.Business/Data/Responses/ReceiverResponce.cs
new file mode 100644
index 0000000..effbbf4
--- /dev/null
+++ b/Privatbank.Business/Data/Responses/ReceiverResponce.cs
@@ -0,0 +1,9 @@
+using Privatbank.Business.Data.Models.SalaryProjects;
+using System.Text.Json.Serialization;
+
+namespace Privatbank.Business.Data.Responses {
+    internal class ReceiverResponce : BasicResponse {
+        [JsonPropertyName("data")]
+        public Receiver[] Receivers { get; set; }
+    }
+}
\ No newline at end of file
diff --git a/Privatbank.Business/Data/Responses/StatementsSettingsResponse.cs b/Privatbank.Business/Data/Responses/StatementsSettingsResponse.cs
index afda7ce..9ea2cef 100644
--- a/Privatbank.Business/Data/Responses/StatementsSettingsResponse.cs
+++ b/Privatbank.Business/Data/Responses/StatementsSettingsResponse.cs
@@ -1,10 +1,8 @@
-using System.Text.Json.Serialization;
 using Privatbank.Business.Data.Models;
+using System.Text.Json.Serialization;
 
-namespace Privatbank.Business.Data.Responses
-{
-    internal class StatementsSettingsResponse : BasicResponse
-    {
+namespace Privatbank.Business.Data.Responses {
+    internal class StatementsSettingsResponse : BasicResponse {
         [JsonPropertyName("settings")]
         public StatementsSettings Settings { get; set; }
     }
diff --git a/Privatbank.Business/Data/Responses/TransactionsResponse.cs b/Privatbank.Business/Data/Responses/TransactionsResponse.cs
index 95447f3..60eff22 100644
--- a/Privatbank.Business/Data/Responses/TransactionsResponse.cs
+++ b/Privatbank.Business/Data/Responses/TransactionsResponse.cs
@@ -1,10 +1,8 @@
-using System.Text.Json.Serialization;
 using Privatbank.Business.Data.Models;
+using System.Text.Json.Serialization;
 
-namespace Privatbank.Business.Data.Responses
-{
-    internal class TransactionsResponse : BasicResponse
-    {
+namespace Privatbank.Business.Data.Responses {
+    internal class TransactionsResponse : BasicResponse {
         [JsonPropertyName("transactions")]
         public Transaction[] Transactions { get; set; }
     }
diff --git a/Privatbank.Business/Exceptions/PrivatbankResponseException.cs b/Privatbank.Business/Exceptions/PrivatbankResponseException.cs
index ff80d02..5f9fab1 100644
--- a/Privatbank.Business/Exceptions/PrivatbankResponseException.cs
+++ b/Privatbank.Business/Exceptions/PrivatbankResponseException.cs
@@ -1,19 +1,16 @@
 using System;
 
-namespace Privatbank.Business.Exceptions
-{
+namespace Privatbank.Business.Exceptions {
     /// <summary>
     /// API response exception.
     /// </summary>
-    public class PrivatbankResponseException : Exception
-    {
+    public class PrivatbankResponseException : Exception {
         /// <summary>
         /// Create new API response exception.
         /// </summary>
         /// <param name="code">Error code.</param>
         /// <param name="message">Error message.</param>
-        public PrivatbankResponseException(string code, string message) : base(message)
-        {
+        public PrivatbankResponseException(string code, string message) : base(message) {
             Code = code;
         }
 
diff --git a/Privatbank.Business/Privatbank.Business.csproj b/Privatbank.Business/Privatbank.Business.csproj
index 43c27f8..d7f8e6d 100644
--- a/Privatbank.Business/Privatbank.Business.csproj
+++ b/Privatbank.Business/Privatbank.Business.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
     <PropertyGroup>
-        <TargetFramework>netstandard2.0</TargetFramework>
+        <TargetFramework>netstandard2.1</TargetFramework>
         <GenerateDocumentationFile>true</GenerateDocumentationFile>
         <Title>Privatbank API AutoClient</Title>
         <Description>Client for the Privatbank AutoClient API to get balance shees, transactions and create new outgoing payments for the corporate users.</Description>
@@ -11,15 +11,16 @@
         <RepositoryUrl>https://github.com/mindcollapse/Privatbank.Business</RepositoryUrl>
         <RepositoryType>git</RepositoryType>
         <PackageTags>privatbank;api;ukraine</PackageTags>
-        <AssemblyVersion>1.0.1</AssemblyVersion>
-        <FileVersion>1.0.1</FileVersion>
+        <AssemblyVersion>1.0.3</AssemblyVersion>
+        <FileVersion>1.0.3</FileVersion>
         <Authors>Volodymyr Smirnov</Authors>
         <Company>Volodymyr Smirnov</Company>
-        <PackageVersion>1.0.1</PackageVersion>
+        <PackageVersion>1.0.3</PackageVersion>
     </PropertyGroup>
 
     <ItemGroup>
-      <PackageReference Include="System.Text.Json" Version="4.7.2" />
+      <PackageReference Include="EnumExtensions.System.Text.Json" Version="1.1.0" />
+      <PackageReference Include="System.Text.Json" Version="6.0.6" />
     </ItemGroup>
 
 </Project>
diff --git a/Privatbank.Business/PrivatbankAutoClient.cs b/Privatbank.Business/PrivatbankAutoClient.cs
index 5d08b9d..ff2335f 100644
--- a/Privatbank.Business/PrivatbankAutoClient.cs
+++ b/Privatbank.Business/PrivatbankAutoClient.cs
@@ -1,41 +1,53 @@
-using System;
+using Privatbank.Business.Data.Models;
+using Privatbank.Business.Data.Models.SalaryProjects;
+using Privatbank.Business.Data.Responses;
+using Privatbank.Business.Exceptions;
+using System;
 using System.Collections.Generic;
 using System.Net.Http;
 using System.Text;
 using System.Text.Json;
 using System.Threading.Tasks;
 using System.Web;
-using Privatbank.Business.Data.Models;
-using Privatbank.Business.Data.Responses;
-using Privatbank.Business.Exceptions;
 
-namespace Privatbank.Business
-{
+namespace Privatbank.Business {
     /// <summary>
-    /// Privatbank API AutoClient. 
+    /// Privatbank API AutoClient. for api 3.0.0
     /// </summary>
-    public class PrivatbankAutoClient : IDisposable
-    {
+    public class PrivatbankAutoClient : IDisposable {
         private const string ApiBaseAddress = "https://acp.privatbank.ua/api/";
         private const int RecordsPerBatch = 20;
         private readonly HttpClient _httpClient;
 
+        /// <summary>
+        /// Initialize API AutoClient.
+        /// </summary>
+        /// <param name="clientToken">Client token.</param>
+        /// <exception cref="ArgumentNullException">Mandatory parameter has not been provided.</exception>
+        public PrivatbankAutoClient(string clientToken) {
+            if (string.IsNullOrEmpty(clientToken))
+                throw new ArgumentNullException(nameof(clientToken));
+
+            _httpClient = new HttpClient {
+                BaseAddress = new Uri(ApiBaseAddress)
+            };
+            _httpClient.DefaultRequestHeaders.Add("token", clientToken);
+        }
+
         /// <summary>
         /// Initialize API AutoClient.
         /// </summary>
         /// <param name="clientId">Client id.</param>
         /// <param name="clientToken">Client token.</param>
         /// <exception cref="ArgumentNullException">Mandatory parameter has not been provided.</exception>
-        public PrivatbankAutoClient(string clientId, string clientToken)
-        {
+        public PrivatbankAutoClient(string clientId, string clientToken) {
             if (string.IsNullOrEmpty(clientId))
                 throw new ArgumentNullException(nameof(clientId));
 
             if (string.IsNullOrEmpty(clientToken))
                 throw new ArgumentNullException(nameof(clientToken));
 
-            _httpClient = new HttpClient
-            {
+            _httpClient = new HttpClient {
                 BaseAddress = new Uri(ApiBaseAddress)
             };
 
@@ -46,16 +58,16 @@ public PrivatbankAutoClient(string clientId, string clientToken)
         /// <summary>
         /// Dispose API client.
         /// </summary>
-        public void Dispose()
-        {
+        public void Dispose() {
             _httpClient.Dispose();
         }
 
-        private async Task<TResponse> GetDataFromApi<TResponse>(string uri) where TResponse : BasicResponse
-        {
-            var response = await _httpClient.PostAsync(uri,
-                new StringContent(string.Empty, Encoding.UTF8, "application/json"));
+        private async Task<TResponse> GetDataFromApi<TResponse>(string uri) where TResponse : BasicResponse {
+            HttpRequestMessage request = new HttpRequestMessage(HttpMethod.Get, uri);
+            // the only normal way to set encoding for a request, it seems
+            request.Content = new StringContent(string.Empty, Encoding.UTF8, "application/json"); ;
 
+            var response = await _httpClient.SendAsync(request);
             var data = await JsonSerializer.DeserializeAsync<TResponse>(
                 await response.Content.ReadAsStreamAsync());
 
@@ -67,15 +79,13 @@ private async Task<TResponse> GetDataFromApi<TResponse>(string uri) where TRespo
 
         private async Task<TRecord[]> GetRecordsFromApi<TResponse, TRecord>(string uri,
             Func<TResponse, TRecord[]> getter, string account = null, DateTime? startDate = null,
-            DateTime? endDate = null) where TResponse : BasicResponse
-        {
+            DateTime? endDate = null) where TResponse : BasicResponse {
             var result = new List<TRecord>();
 
             var hasPagination = true;
             string nextPageId = null;
 
-            while (hasPagination)
-            {
+            while (hasPagination) {
                 var response = await GetDataFromApi<TResponse>(
                     BuildUri(uri, account, startDate, endDate, nextPageId));
 
@@ -88,9 +98,51 @@ private async Task<TRecord[]> GetRecordsFromApi<TResponse, TRecord>(string uri,
             return result.ToArray();
         }
 
+        /// <summary>
+        /// this method is used to deliver results with pagination through query params "page" and "page-size"
+        /// </summary>
+        /// <typeparam name="TResponse">responce with a list of TRecord</typeparam>
+        /// <typeparam name="TRecord">desired type</typeparam>
+        /// <param name="uri">pase uri withought any params or '?' at the end</param>
+        /// <param name="getter">getter fuction that return TRecord</param>
+        /// <param name="qpar">other params</param>
+        /// <returns>list of desired objects</returns>
+        // this is ugly because there already is  method for pagination? yes, but it uses other query parameters, so no.
+        private async Task<List<TRecord>> GetRecordsFromApiWithQParams<TResponse, TRecord>(string uri, Func<TResponse, TRecord[]> getter, Dictionary<string, string> qpar = null) where TResponse : BasicResponse {
+            if (qpar == null) qpar = new Dictionary<string, string>();
+            int page = 0, page_size = 100; //page_size max 100 for api
+            string page_par = "page";
+            string page_size_par = "page-size";
+            // strictly speaking this needs to be checked if exists
+            qpar.Add(page_par, page.ToString());
+            qpar.Add(page_size_par, page_size.ToString());
+            var result = new List<TRecord>();
+            TResponse responce;
+            do {
+                qpar[page_par] = page.ToString();
+                responce = await GetDataFromApi<TResponse>(BuildURI(uri, qpar));
+                result.AddRange(getter(responce));
+                page++;
+            } while (getter(responce).Length == page_size);
+            return result;
+        }
+
+        /// <summary>
+        /// build URI with query params past as Dictionary
+        /// </summary>
+        /// <param name="uri">base usi</param>
+        /// <param name="qparams">params with key being param name</param>
+        /// <returns></returns>
+        private string BuildURI(string uri, Dictionary<string, string> qparams) {
+            string result = "?";
+            foreach (var val in qparams) {
+                result += $"{val.Key}={val.Value}&";
+            }
+            return uri + result;
+        }
+
         private static string BuildUri(string uri, string account = null, DateTime? startDate = null,
-            DateTime? endDate = null, string followId = null)
-        {
+            DateTime? endDate = null, string followId = null) {
             var uriBuilder = new StringBuilder($"{uri}?limit={RecordsPerBatch}");
 
             if (!string.IsNullOrEmpty(account))
@@ -114,8 +166,7 @@ private static string BuildUri(string uri, string account = null, DateTime? star
         /// Get statements settings.
         /// </summary>
         /// <returns><see cref="StatementsSettings"/></returns>
-        public async Task<StatementsSettings> GetStatementsSettingsAsync()
-        {
+        public async Task<StatementsSettings> GetStatementsSettingsAsync() {
             var response = await GetDataFromApi<StatementsSettingsResponse>("statements/settings");
 
             return response.Settings;
@@ -131,11 +182,10 @@ public async Task<StatementsSettings> GetStatementsSettingsAsync()
         /// <param name="payment"><see cref="Payment"/></param>
         /// <returns><see cref="PaymentResult"/></returns>
         /// <exception cref="PrivatbankResponseException">Error occured during the payment creation.</exception>
-        public async Task<PaymentResult> CreatePaymentAsync(Payment payment)
-        {
+        public async Task<PaymentResult> CreatePaymentAsync(Payment payment) {
             var response = await _httpClient.PostAsync("proxy/payment/create",
                 new StringContent(JsonSerializer.Serialize(payment), Encoding.UTF8, "application/json"));
-            
+
             if (response.IsSuccessStatusCode)
                 return await JsonSerializer.DeserializeAsync<PaymentResult>(
                     await response.Content.ReadAsStreamAsync());
@@ -158,8 +208,7 @@ public async Task<PaymentResult> CreatePaymentAsync(Payment payment)
         /// <param name="endDate">End date.</param>
         /// <returns><see cref="Balance"/></returns>
         public async Task<Balance[]> GetBalanceAsync(DateTime startDate, string account = null,
-            DateTime? endDate = null)
-        {
+            DateTime? endDate = null) {
             return await GetRecordsFromApi<BalancesResponse, Balance>(
                 "statements/balance", r => r.Balances, account, startDate, endDate);
         }
@@ -169,8 +218,7 @@ public async Task<Balance[]> GetBalanceAsync(DateTime startDate, string account
         /// </summary>
         /// <param name="account">Account number.</param>
         /// <returns><see cref="Balance"/></returns>
-        public async Task<Balance[]> GetBalanceInterimAsync(string account = null)
-        {
+        public async Task<Balance[]> GetBalanceInterimAsync(string account = null) {
             return await GetRecordsFromApi<BalancesResponse, Balance>(
                 "statements/balance/interim", r => r.Balances, account);
         }
@@ -180,8 +228,7 @@ public async Task<Balance[]> GetBalanceInterimAsync(string account = null)
         /// </summary>
         /// <param name="account">Account number.</param>
         /// <returns><see cref="Balance"/></returns>
-        public async Task<Balance[]> GetBalanceFinalAsync(string account = null)
-        {
+        public async Task<Balance[]> GetBalanceFinalAsync(string account = null) {
             return await GetRecordsFromApi<BalancesResponse, Balance>(
                 "statements/balance/final", r => r.Balances, account);
         }
@@ -198,8 +245,7 @@ public async Task<Balance[]> GetBalanceFinalAsync(string account = null)
         /// <param name="endDate">End date.</param>
         /// <returns><see cref="Transaction"/></returns>
         public async Task<Transaction[]> GetTransactionsAsync(DateTime startDate, string account = null,
-            DateTime? endDate = null)
-        {
+            DateTime? endDate = null) {
             return await GetRecordsFromApi<TransactionsResponse, Transaction>(
                 "statements/transactions", r => r.Transactions, account, startDate, endDate);
         }
@@ -209,8 +255,7 @@ public async Task<Transaction[]> GetTransactionsAsync(DateTime startDate, string
         /// </summary>
         /// <param name="account">Account.</param>
         /// <returns><see cref="Transaction"/></returns>
-        public async Task<Transaction[]> GetTransactionsInterimAsync(string account = null)
-        {
+        public async Task<Transaction[]> GetTransactionsInterimAsync(string account = null) {
             return await GetRecordsFromApi<TransactionsResponse, Transaction>(
                 "statements/transactions/interim", r => r.Transactions, account);
         }
@@ -220,12 +265,59 @@ public async Task<Transaction[]> GetTransactionsInterimAsync(string account = nu
         /// </summary>
         /// <param name="account">Account.</param>
         /// <returns><see cref="Transaction"/></returns>
-        public async Task<Transaction[]> GetTransactionsFinalAsync(string account = null)
-        {
+        public async Task<Transaction[]> GetTransactionsFinalAsync(string account = null) {
             return await GetRecordsFromApi<TransactionsResponse, Transaction>(
                 "statements/transactions/final", r => r.Transactions, account);
         }
 
         #endregion
+
+        #region salary_groups
+        /// <summary>
+        /// Get salary groups.
+        /// </summary>
+        /// <returns><see cref="Group"/></returns>
+        public async Task<List<Group>> GetGroupsAsync() {
+            return await GetRecordsFromApiWithQParams<GroupsResponse, Group>(
+                "pay/mp/list-groups", r => r.Groups);
+        }
+
+        /// <summary>
+        /// return Packets list, these are salary project packets 
+        /// </summary>
+        /// <returns></returns>
+        public async Task<List<Packet>> GetPacketsAsync(DateTime from, DateTime to) {
+            Dictionary<string, string> qparams = new Dictionary<string, string>();
+            qparams.Add("from", $"{from:yyyy-MM-dd}");
+            qparams.Add("to", $"{to:yyyy-MM-dd}");
+            return await GetRecordsFromApiWithQParams<PacketsResponse, Packet>($"pay/apay24/packets/list", r => r.Packets, qparams);
+        }
+
+        /// <summary>
+        /// get packet entries af a packet
+        /// </summary>
+        /// <param name="packet">a packet returned by api peforehand, or just it ref num</param>
+        /// <returns>list of all entries for a specific packet</returns>
+        public async Task<List<PacketEntrie>> GetPacketEntriesAsync(Packet packet) {
+            // no switch because there is no public api for any other then "maspay", although I`m sure the other one is identical
+            // and has endpoint */reqpay/*
+            // so for know - no
+            //switch (packet.system)
+
+            //use this method because it uses pages not pagination token
+            return await GetRecordsFromApiWithQParams<PacketEntriesResponse, PacketEntrie>($"pay/maspay/{packet.reference}/content", r => r.PacketEntries);
+        }
+
+        /// <summary>
+        /// gets recipients of a salary group
+        /// </summary>
+        /// <param name="group"></param>
+        /// <returns></returns>
+        public async Task<List<Receiver>> GetRecipientsAsync(Data.Enums.SalaryProjects.GroupType type) {
+            Dictionary<string, string> qparams = new Dictionary<string, string>();
+            qparams.Add("group", type.ToString());
+            return await GetRecordsFromApiWithQParams<ReceiverResponce, Receiver>("pay/mp/list-receivers", r => r.Receivers, qparams);
+        }
+        #endregion
     }
 }
\ No newline at end of file
diff --git a/README.md b/README.md
index f56bdc7..0d2dbd5 100644
--- a/README.md
+++ b/README.md
@@ -4,8 +4,11 @@
 
 This library allows you to quickly and easily use the Privatbank AutoClient API for obtaining balance sheets, transactions and creating outgoing payments for the corporate users (legal entities and entrepreneurs).
 
-For now, this library does not have a functionality to querying exchange rates, working with digital documents and e-statements. Feel free to send PRs or raise an issue if you need them.  
+For now, this library does not have a functionality to querying exchange rates, working with digital documents and e-statements. Feel free to send PRs or raise an issue if you need them.
 
+
+**see [changelog.md](./Privatbank.Business/CHANGELOG.md)**
+---
 ## Installation 
 
 ### Prerequisites