diff --git a/samples/articles_crud_server/Controllers.Articles.pas b/samples/articles_crud_server/Controllers.Articles.pas
index 10e930d6..74a7cdbc 100644
--- a/samples/articles_crud_server/Controllers.Articles.pas
+++ b/samples/articles_crud_server/Controllers.Articles.pas
@@ -77,13 +77,13 @@ constructor TArticlesController.Create(ArticlesService: IArticlesService);
 function TArticlesController.CreateArticle(const Article: TArticle): IMVCResponse;
 begin
   fArticlesService.Add(Article);
-  Render201Created('/articles/' + Article.id.ToString, 'Article Created');
+  Result := CreatedResponse('/articles/' + Article.id.ToString, 'Article Created');
 end;
 
 function TArticlesController.CreateArticles(const ArticleList: TObjectList<TArticle>): IMVCResponse;
 begin
   fArticlesService.CreateArticles(ArticleList);
-  Result := MVCResponseBuilder.StatusCode(HTTP_STATUS.Created).Build;
+  Result := CreatedResponse('', 'Articles created');
 end;
 
 procedure TArticlesController.DeleteArticleByID(id: Integer);
@@ -93,43 +93,29 @@ procedure TArticlesController.DeleteArticleByID(id: Integer);
 
 function TArticlesController.GetArticles: IMVCResponse;
 begin
-  Result := MVCResponseBuilder
-    .StatusCode(HTTP_STATUS.OK)
-    .Body(fArticlesService.GetAll)
-    .Build;
+  Result := OKResponse(fArticlesService.GetAll);
 end;
 
 function TArticlesController.GetArticlesByDescription(const Search: String): IMVCResponse;
 begin
-  Result := MVCResponseBuilder
-    .StatusCode(HTTP_STATUS.OK)
-    .Body(fArticlesService.GetArticles(Search))
-    .Build;
+  Result := OKResponse(fArticlesService.GetArticles(Search));
 end;
 
 function TArticlesController.UpdateArticleByID(const Article: TArticle; const id: Integer): IMVCResponse;
 begin
   Article.id := id;
   fArticlesService.Update(Article);
-  Result := MVCResponseBuilder
-    .StatusCode(HTTP_STATUS.OK)
-    .Build;
+  Result := OKResponse;
 end;
 
 function TArticlesController.GetArticleByID(id: Integer): IMVCResponse;
 begin
-  Result := MVCResponseBuilder
-    .StatusCode(HTTP_STATUS.OK)
-    .Body(fArticlesService.GetByID(id))
-    .Build;
+  Result := OKResponse(fArticlesService.GetByID(id));
 end;
 
 function TArticlesController.GetArticleMeta: IMVCResponse;
 begin
-  Result := MVCResponseBuilder
-    .StatusCode(HTTP_STATUS.OK)
-    .Body(fArticlesService.GetMeta)
-    .Build;
+  Result := OKResponse(fArticlesService.GetMeta);
 end;
 
 end.
diff --git a/samples/articles_crud_vcl_client/MainFormU.dfm b/samples/articles_crud_vcl_client/MainFormU.dfm
index d7069d22..2858e633 100644
--- a/samples/articles_crud_vcl_client/MainFormU.dfm
+++ b/samples/articles_crud_vcl_client/MainFormU.dfm
@@ -19,7 +19,6 @@ object MainForm: TMainForm
     Height = 112
     Align = alTop
     TabOrder = 0
-    ExplicitWidth = 872
     object DBNavigator1: TDBNavigator
       AlignWithMargins = True
       Left = 585
@@ -29,7 +28,6 @@ object MainForm: TMainForm
       DataSource = dsrcArticles
       Align = alRight
       TabOrder = 3
-      ExplicitLeft = 581
     end
     object btnOpen: TButton
       AlignWithMargins = True
@@ -72,7 +70,6 @@ object MainForm: TMainForm
       Align = alBottom
       BevelOuter = bvNone
       TabOrder = 4
-      ExplicitWidth = 870
       object Label1: TLabel
         Left = 3
         Top = 11
@@ -153,6 +150,7 @@ object MainForm: TMainForm
   object dsArticles: TFDMemTable
     AfterOpen = dsArticlesAfterOpen
     BeforePost = dsArticlesBeforePost
+    AfterPost = dsArticlesAfterPost
     BeforeDelete = dsArticlesBeforeDelete
     BeforeRefresh = dsArticlesBeforeRefresh
     FieldDefs = <>
diff --git a/samples/articles_crud_vcl_client/MainFormU.pas b/samples/articles_crud_vcl_client/MainFormU.pas
index 26124f50..53cddf5d 100644
--- a/samples/articles_crud_vcl_client/MainFormU.pas
+++ b/samples/articles_crud_vcl_client/MainFormU.pas
@@ -41,10 +41,12 @@   TMainForm = class(TForm)
     procedure dsArticlesBeforeRowRequest(DataSet: TFDDataSet);
     procedure btnRefreshRecordClick(Sender: TObject);
     procedure btnFilterClick(Sender: TObject);
+    procedure dsArticlesAfterPost(DataSet: TDataSet);
   private
     fFilter: string;
     fLoading: Boolean;
     fRESTClient: IMVCRESTClient;
+    fBkmrk: TArray<Byte>;
     { Private declarations }
     procedure ShowError(const AResponse: IMVCRESTResponse);
     procedure SetFilter(const Value: string);
@@ -120,6 +122,14 @@ procedure TMainForm.dsArticlesAfterOpen(DataSet: TDataSet);
   end;
 end;
 
+procedure TMainForm.dsArticlesAfterPost(DataSet: TDataSet);
+begin
+  if DataSet.BookmarkValid(fBkmrk) then
+  begin
+    DataSet.GotoBookmark(fBkmrk);
+  end;
+end;
+
 procedure TMainForm.dsArticlesBeforeDelete(DataSet: TDataSet);
 var
   Res: IMVCRESTResponse;
@@ -147,11 +157,8 @@ procedure TMainForm.dsArticlesBeforePost(DataSet: TDataSet);
     begin
       ShowError(Res);
       Abort;
-    end
-    else
-    begin
-      DataSet.Refresh;
     end;
+    fBkmrk := DataSet.GetBookmark;
   end;
 end;
 
diff --git a/sources/MVCFramework.RESTClient.Intf.pas b/sources/MVCFramework.RESTClient.Intf.pas
index 4a7ef1bb..92696af0 100644
--- a/sources/MVCFramework.RESTClient.Intf.pas
+++ b/sources/MVCFramework.RESTClient.Intf.pas
@@ -104,10 +104,13 @@ interface
     /// </summary>
     function SetResponseCompletedProc(aResponseCompletedProc: TResponseCompletedProc): IMVCRESTClient;
 
+
+{$IF Defined(SYDNEYORBETTER)}
     /// <summary>
     /// Executes while sending data
     /// </summary>
     function SetSendDataProc(aSendDataProc: TSendDataProc): IMVCRESTClient;
+{$ENDIF}
 
     ///<summary>
     /// Set the client certificate for the request</summary>
diff --git a/sources/MVCFramework.RESTClient.pas b/sources/MVCFramework.RESTClient.pas
index 2468c810..8649fd05 100644
--- a/sources/MVCFramework.RESTClient.pas
+++ b/sources/MVCFramework.RESTClient.pas
@@ -110,7 +110,9 @@   TMVCRESTClient = class(TInterfacedObject, IMVCRESTClient)
     procedure DoBeforeRequest(aRequest: IHTTPRequest);
     procedure DoRequestCompleted(aResponse: IHTTPResponse; var aHandled: Boolean);
     procedure DoResponseCompleted(aMVCRESTResponse: IMVCRESTResponse);
+{$IF defined(SYDNEYORBETTER)}
     procedure DoOnSendDataEvent(const Sender: TObject; AContentLength, AWriteCount: Int64; var AAbort: Boolean);
+{$ENDIF}
     function GetBodyFormData: TMultipartFormData;
     function ObjectIsList(aObject: TObject): Boolean;
     function SerializeObject(aObject: TObject): string;
@@ -190,7 +192,9 @@   TMVCRESTClient = class(TInterfacedObject, IMVCRESTClient)
     /// <summary>
     /// Executes while sending data
     /// </summary>
+    {$IF defined(SYDNEYORBETTER)}
     function SetSendDataProc(aSendDataProc: TSendDataProc): IMVCRESTClient;
+    {$ENDIF}
 
     ///<summary>
     /// Set the client certificate for the request</summary>
@@ -958,7 +962,9 @@ constructor TMVCRESTClient.Create;
   fHTTPClient.OnValidateServerCertificate := DoValidateServerCertificate;
   fHTTPClient.HandleRedirects := True;
   fHTTPClient.MaxRedirects := TMVCRESTClientConsts.DEFAULT_MAX_REDIRECTS;
+{$IF defined(SYDNEYORBETTER)}
   fHTTPClient.OnSendData := DoOnSendDataEvent;
+{$ENDIF}
 {$IF defined(TOKYOORBETTER)}
   fHTTPClient.SecureProtocols := CHTTPDefSecureProtocols;
 {$ENDIF}
@@ -1520,6 +1526,7 @@ function TMVCRESTClient.ObjectIsList(aObject: TObject): Boolean;
   Result := fRttiContext.GetType(aObject.ClassType).GetMethod('GetEnumerator') <> nil;
 end;
 
+{$IF defined(SYDNEYORBETTER)}
 procedure TMVCRESTClient.DoOnSendDataEvent(const Sender: TObject; AContentLength,
   AWriteCount: Int64; var AAbort: Boolean);
 begin
@@ -1528,6 +1535,7 @@ procedure TMVCRESTClient.DoOnSendDataEvent(const Sender: TObject; AContentLength
     fSendDataProc(AContentLength, AWriteCount, AAbort);
   end;
 end;
+{$ENDIF}
 
 function TMVCRESTClient.Options: IMVCRESTResponse;
 begin
@@ -1896,11 +1904,13 @@ function TMVCRESTClient.SetResponseCompletedProc(aResponseCompletedProc: TRespon
   fResponseCompletedProc := aResponseCompletedProc;
 end;
 
+{$IF Defined(SYDNEYORBETTER)}
 function TMVCRESTClient.SetSendDataProc(
   aSendDataProc: TSendDataProc): IMVCRESTClient;
 begin
   fSendDataProc := aSendDataProc;
 end;
+{$ENDIF}
 
 function TMVCRESTClient.SetValidateServerCertificateProc(
   aValidateCertificateProc: TValidateServerCertificateProc): IMVCRESTClient;