diff --git a/Shared/DataContracts/AbsenceReasonDC.cs b/Shared/DataContracts/AbsenceReasonDC.cs
index 0f8007608..7255c396c 100644
--- a/Shared/DataContracts/AbsenceReasonDC.cs
+++ b/Shared/DataContracts/AbsenceReasonDC.cs
@@ -1,10 +1,12 @@
 using System;
+using System.Diagnostics;
 using System.Runtime.Serialization;
 
 namespace BS.Shared.DataContracts
 {
     [Serializable]
     [DataContract]
+    [DebuggerDisplay("{Description}")]
     public partial class AbsenceReasonDC : IDataContract
     {
         [DataMember]
diff --git a/Shared/DataContracts/Compact/ClientPartials/CompactCostBearerDC.cs b/Shared/DataContracts/Compact/ClientPartials/CompactCostBearerDC.cs
index 5f61f3fd5..3be724dea 100644
--- a/Shared/DataContracts/Compact/ClientPartials/CompactCostBearerDC.cs
+++ b/Shared/DataContracts/Compact/ClientPartials/CompactCostBearerDC.cs
@@ -1,7 +1,10 @@
 using System;
+using System.Diagnostics;
 
 namespace BS.Shared.DataContracts.Compact
 {
+    [DebuggerDisplay("{Name}")]
+
     public partial class CompactCostBearerDC : IInvoiceRecipient
     {
         public decimal? DefaultAmount
diff --git a/Shared/DataContracts/Compact/ClientPartials/CompactCustomerDC.cs b/Shared/DataContracts/Compact/ClientPartials/CompactCustomerDC.cs
index a3325761c..9a938e5de 100644
--- a/Shared/DataContracts/Compact/ClientPartials/CompactCustomerDC.cs
+++ b/Shared/DataContracts/Compact/ClientPartials/CompactCustomerDC.cs
@@ -1,10 +1,12 @@
 using System;
+using System.Diagnostics;
 using System.Linq;
 using System.Windows.Media;
 using BS.Shared.DataContracts.ClientPartials;
 
 namespace BS.Shared.DataContracts.Compact
 {
+    [DebuggerDisplay("{FullName}")]
     public partial class CompactCustomerDC : IFilterableDC, IInvoiceRecipient, IMoKSearchableDC
     {
         public string AddressString
diff --git a/Shared/DataContracts/Compact/ClientPartials/CompactEmployeeDC.cs b/Shared/DataContracts/Compact/ClientPartials/CompactEmployeeDC.cs
index 9cae10cbd..0d11edbad 100644
--- a/Shared/DataContracts/Compact/ClientPartials/CompactEmployeeDC.cs
+++ b/Shared/DataContracts/Compact/ClientPartials/CompactEmployeeDC.cs
@@ -1,8 +1,11 @@
-using System.Windows.Media;
+using System.Diagnostics;
+using System.Windows.Media;
 using BS.Shared.DataContracts.ClientPartials;
 
 namespace BS.Shared.DataContracts.Compact
 {
+    [DebuggerDisplay("{FirstNameLastName}")]
+
     public partial class CompactEmployeeDC : IFilterableDC, IMoKSearchableDC
     {
         public long EntityOid => EmployeeOid;
diff --git a/Shared/DataContracts/Compact/ClientPartials/CompactOrganisationDC.cs b/Shared/DataContracts/Compact/ClientPartials/CompactOrganisationDC.cs
index a32241914..2b174a8a5 100644
--- a/Shared/DataContracts/Compact/ClientPartials/CompactOrganisationDC.cs
+++ b/Shared/DataContracts/Compact/ClientPartials/CompactOrganisationDC.cs
@@ -1,9 +1,12 @@
-using System.Windows.Media;
+using System.Diagnostics;
+using System.Windows.Media;
 using BS.Shared.DataContracts.ClientPartials;
 using BS.Shared.Extensions;
 
 namespace BS.Shared.DataContracts.Compact
 {
+    [DebuggerDisplay("{SimpleDescription}")]
+
     public partial class CompactOrganisationDC : IFilterableDC, IMoKSearchableDC
     {
         public long EntityOid => OrganisationOid;
diff --git a/Shared/DataContracts/Compact/ClientPartials/CompactPersonDC.cs b/Shared/DataContracts/Compact/ClientPartials/CompactPersonDC.cs
index 595e4cc6f..a3b425013 100644
--- a/Shared/DataContracts/Compact/ClientPartials/CompactPersonDC.cs
+++ b/Shared/DataContracts/Compact/ClientPartials/CompactPersonDC.cs
@@ -1,7 +1,10 @@
-using System.Windows.Media;
+using System.Diagnostics;
+using System.Windows.Media;
 
 namespace BS.Shared.DataContracts.Compact
 {
+    [DebuggerDisplay("{FullName}")]
+
     public partial class CompactPersonDC : IFilterableDC
     {
         public string AddressString
diff --git a/Shared/DataContracts/Compact/ClientPartials/CompactSupportConceptDC.cs b/Shared/DataContracts/Compact/ClientPartials/CompactSupportConceptDC.cs
index 16532df95..548305f4d 100644
--- a/Shared/DataContracts/Compact/ClientPartials/CompactSupportConceptDC.cs
+++ b/Shared/DataContracts/Compact/ClientPartials/CompactSupportConceptDC.cs
@@ -1,6 +1,7 @@
 using BS.Shared.Extensions;
 using System;
 using System.Collections.Generic;
+using System.Diagnostics;
 using System.Linq;
 using System.Text;
 using System.Windows.Media;
@@ -8,6 +9,7 @@ using System.Windows.Media;
 namespace BS.Shared.DataContracts.Compact
 {
     [Serializable]
+    [DebuggerDisplay("{CostBearer} {CustomerName}")]
     public partial class CompactSupportConceptDC : IFilterableDC
     {
         private List<string> _CostBearerDetailStrings;
diff --git a/Shared/DataContracts/Compact/ClientPartials/CompactUserDC.cs b/Shared/DataContracts/Compact/ClientPartials/CompactUserDC.cs
index 0e421a7a9..598b5ecdb 100644
--- a/Shared/DataContracts/Compact/ClientPartials/CompactUserDC.cs
+++ b/Shared/DataContracts/Compact/ClientPartials/CompactUserDC.cs
@@ -1,7 +1,10 @@
-using System.Windows.Media;
+using System.Diagnostics;
+using System.Windows.Media;
 
 namespace BS.Shared.DataContracts.Compact
 {
+    [DebuggerDisplay("{SimpleDescription}")]
+
     public partial class CompactUserDC : IFilterableDC
     {
         public ActivationTypeId ActivationType
diff --git a/Shared/DataContracts/Compact/CompactCustomerDC.cs b/Shared/DataContracts/Compact/CompactCustomerDC.cs
index 63c9e49f9..e56363cbb 100644
--- a/Shared/DataContracts/Compact/CompactCustomerDC.cs
+++ b/Shared/DataContracts/Compact/CompactCustomerDC.cs
@@ -1,10 +1,13 @@
 using System;
 using System.Collections.Generic;
+using System.Diagnostics;
 using System.Runtime.Serialization;
 
 namespace BS.Shared.DataContracts.Compact
 {
     [DataContract, Serializable]
+    [DebuggerDisplay("{LastName}, {FirstName}")]
+
     public partial class CompactCustomerDC : IDataContract
     {
         private Dictionary<long, string> _CostBearerReferenceNumbers;
diff --git a/Shared/DataContracts/Compact/CompactEmployeeDC.cs b/Shared/DataContracts/Compact/CompactEmployeeDC.cs
index dfa984f02..6a6680d15 100644
--- a/Shared/DataContracts/Compact/CompactEmployeeDC.cs
+++ b/Shared/DataContracts/Compact/CompactEmployeeDC.cs
@@ -1,10 +1,12 @@
 using System;
 using System.Collections.Generic;
+using System.Diagnostics;
 using System.Runtime.Serialization;
 
 namespace BS.Shared.DataContracts.Compact
 {
 	[DataContract, Serializable]
+	[DebuggerDisplay("{EmployeeOid}: {LastName}, {FirstName}")]
 	public partial class CompactEmployeeDC : IDataContract
 	{
 		private List<long> _RelatedCustomerOIDList;
diff --git a/Shared/DataContracts/Compact/CompactOrganisationDC.cs b/Shared/DataContracts/Compact/CompactOrganisationDC.cs
index efa90a0d6..8ee9677c4 100644
--- a/Shared/DataContracts/Compact/CompactOrganisationDC.cs
+++ b/Shared/DataContracts/Compact/CompactOrganisationDC.cs
@@ -1,9 +1,12 @@
 using System.Collections.Generic;
+using System.Diagnostics;
 using System.Runtime.Serialization;
 
 namespace BS.Shared.DataContracts.Compact
 {
     [DataContract]
+    [DebuggerDisplay("{Name}")]
+
     public partial class CompactOrganisationDC : IDataContract
     {
         private List<CostRatePeriodDC> _CostRatePeriods;
diff --git a/Shared/DataContracts/Compact/CompactWohnheimDC.cs b/Shared/DataContracts/Compact/CompactWohnheimDC.cs
index aebd3492c..5ef1e8086 100644
--- a/Shared/DataContracts/Compact/CompactWohnheimDC.cs
+++ b/Shared/DataContracts/Compact/CompactWohnheimDC.cs
@@ -1,10 +1,13 @@
 using System;
 using System.Collections.Generic;
+using System.Diagnostics;
 using System.Runtime.Serialization;
 
 namespace BS.Shared.DataContracts.Compact
 {
 	[DataContract, Serializable]
+    [DebuggerDisplay("{WohnheimOid}: {WohnheimName}")]
+
     public partial class CompactWohnheimDC : IDataContract
     {
         [DataMember]
diff --git a/Shared/DataContracts/ContactDC.cs b/Shared/DataContracts/ContactDC.cs
index dedcbb337..80c7e8cb6 100644
--- a/Shared/DataContracts/ContactDC.cs
+++ b/Shared/DataContracts/ContactDC.cs
@@ -1,8 +1,11 @@
-using System.Runtime.Serialization;
+using System.Diagnostics;
+using System.Runtime.Serialization;
 
 namespace BS.Shared.DataContracts
 {
     [DataContract]
+    [DebuggerDisplay("{ContactType}: {ContactValue}")]
+
     public partial class ContactDC : IDataContract
     {
         [DataMember]
diff --git a/Shared/DataContracts/ContractDC.cs b/Shared/DataContracts/ContractDC.cs
index f41b900f9..b89422459 100644
--- a/Shared/DataContracts/ContractDC.cs
+++ b/Shared/DataContracts/ContractDC.cs
@@ -1,9 +1,12 @@
 using System;
+using System.Diagnostics;
 using System.Runtime.Serialization;
 
 namespace BS.Shared.DataContracts
 {
     [DataContract]
+    [DebuggerDisplay("{EntryDate} {WeeklyDays} Tage {WeeklyTotalHours}h")]
+
     public partial class ContractDC : IDataContract
     {
         [DataMember]
diff --git a/Shared/DataContracts/CostRatePeriodDC.cs b/Shared/DataContracts/CostRatePeriodDC.cs
index d17129902..847c3abf1 100644
--- a/Shared/DataContracts/CostRatePeriodDC.cs
+++ b/Shared/DataContracts/CostRatePeriodDC.cs
@@ -1,9 +1,12 @@
 using System;
+using System.Diagnostics;
 using System.Runtime.Serialization;
 
 namespace BS.Shared.DataContracts
 {
     [DataContract]
+    [DebuggerDisplay("{CostRateType} {CostRateValue}")]
+
     public partial class CostRatePeriodDC : IDataContract
     {
         [DataMember]
diff --git a/Shared/DataContracts/CustomerDC.cs b/Shared/DataContracts/CustomerDC.cs
index 88aa3280e..69951b1f1 100644
--- a/Shared/DataContracts/CustomerDC.cs
+++ b/Shared/DataContracts/CustomerDC.cs
@@ -85,5 +85,10 @@ namespace BS.Shared.DataContracts
 		{
 			return !Utils.AreAllNullOrEmpty(Kindesmutter, Kindesvater, Geschwister, Vormund);
 		}
-	}
+
+        public override string ToString()
+        {
+            return CustomerOid + " " + LastName + ", " + FirstName;
+		}
+    }
 }
\ No newline at end of file
diff --git a/Shared/DataContracts/CustomerEmployeeRelationDC.cs b/Shared/DataContracts/CustomerEmployeeRelationDC.cs
index 0c1c72d19..d69e5847f 100644
--- a/Shared/DataContracts/CustomerEmployeeRelationDC.cs
+++ b/Shared/DataContracts/CustomerEmployeeRelationDC.cs
@@ -1,4 +1,5 @@
 using System;
+using System.Diagnostics;
 using System.Runtime.Serialization;
 
 using BS.Shared.DataContracts.Compact;
@@ -6,6 +7,8 @@ using BS.Shared.DataContracts.Compact;
 namespace BS.Shared.DataContracts
 {
     [DataContract]
+    [DebuggerDisplay("{Employee2CustomerOid} {Customer} {Employee}")]
+
     public partial class CustomerEmployeeRelationDC : IDataContract
     {
         [DataMember]
diff --git a/Shared/DataContracts/DienstBlockDC.cs b/Shared/DataContracts/DienstBlockDC.cs
index 8309fc549..f1491b0bb 100644
--- a/Shared/DataContracts/DienstBlockDC.cs
+++ b/Shared/DataContracts/DienstBlockDC.cs
@@ -1,5 +1,6 @@
 using System;
 using System.Collections.Generic;
+using System.Diagnostics;
 using System.Drawing;
 using System.Runtime.Serialization;
 
@@ -8,7 +9,9 @@ using BS.Shared.DataContracts.Compact;
 
 namespace BS.Shared.DataContracts
 {
-	public class DienstBlockDC : IDataContract
+    [DebuggerDisplay("{Wohnheim}: {Employee}")]
+
+    public class DienstBlockDC : IDataContract
 	{
         [DataMember]
         public CompactWohnheimDC Wohnheim { get; set; }
diff --git a/Shared/DataContracts/DienstEintragDC.cs b/Shared/DataContracts/DienstEintragDC.cs
index 230395dc5..4f6cfc2d9 100644
--- a/Shared/DataContracts/DienstEintragDC.cs
+++ b/Shared/DataContracts/DienstEintragDC.cs
@@ -1,5 +1,6 @@
 using System;
 using System.Collections.Generic;
+using System.Diagnostics;
 using System.Drawing;
 using System.Runtime.Serialization;
 
@@ -7,7 +8,9 @@ using BS.Shared.Core;
 
 namespace BS.Shared.DataContracts
 {
-	public class DienstEintragDC : IDataContract
+    [DebuggerDisplay("{Datum}: E{EmployeeOid} D{DienstOid} {Startzeit}-{Endzeit} ({DauerInStunden})h")]
+
+    public class DienstEintragDC : IDataContract
 	{
         [DataMember]
 		public long? Oid { get; set; }
diff --git a/Shared/DataContracts/DienstInfoDC.cs b/Shared/DataContracts/DienstInfoDC.cs
index 6f8641ebb..523bfcf05 100644
--- a/Shared/DataContracts/DienstInfoDC.cs
+++ b/Shared/DataContracts/DienstInfoDC.cs
@@ -1,5 +1,6 @@
 using System;
 using System.Collections.Generic;
+using System.Diagnostics;
 using System.Drawing;
 using System.Runtime.Serialization;
 
@@ -7,6 +8,7 @@ using BS.Shared.Core;
 
 namespace BS.Shared.DataContracts
 {
+    [DebuggerDisplay("{DienstName}: {Start}-{Ende} ({Dauer}h)")]
     public class DienstInfoDC : IDataContract
     {
         [DataMember]
diff --git a/Shared/DataContracts/DienstZeileDC.cs b/Shared/DataContracts/DienstZeileDC.cs
index 0ec949143..7ebe53ac7 100644
--- a/Shared/DataContracts/DienstZeileDC.cs
+++ b/Shared/DataContracts/DienstZeileDC.cs
@@ -1,5 +1,6 @@
 using System;
 using System.Collections.Generic;
+using System.Diagnostics;
 using System.Linq;
 using System.Runtime.Serialization;
 using System.Text;
@@ -7,6 +8,7 @@ using System.Threading.Tasks;
 
 namespace BS.Shared.DataContracts
 {
+    [DebuggerDisplay("Z{Zeile} {Date}: {Employee}")]
     public class DienstZeileDC
     {
         public event Action DienstDictUpdated;
diff --git a/Shared/DataContracts/DienstplanerMonthlySummaryDC.cs b/Shared/DataContracts/DienstplanerMonthlySummaryDC.cs
index 353a282c3..34942e201 100644
--- a/Shared/DataContracts/DienstplanerMonthlySummaryDC.cs
+++ b/Shared/DataContracts/DienstplanerMonthlySummaryDC.cs
@@ -1,11 +1,13 @@
 using System;
 using System.Collections.Generic;
+using System.Diagnostics;
 using System.Linq;
 using System.Text;
 using System.Threading.Tasks;
 
 namespace BS.Shared.DataContracts
 {
+    [DebuggerDisplay("{Employee}: S{Soll} I{Ist} / K{TageKrank} U{TageUrlaub}")]
     public class DienstplanerMonthlySummaryDC
     {
         public EmployeeDC Employee { get; set; }
diff --git a/Shared/DataContracts/DienstvertretungDC.cs b/Shared/DataContracts/DienstvertretungDC.cs
index 7133cef78..d0cc29c30 100644
--- a/Shared/DataContracts/DienstvertretungDC.cs
+++ b/Shared/DataContracts/DienstvertretungDC.cs
@@ -1,5 +1,6 @@
 using System;
 using System.Collections.Generic;
+using System.Diagnostics;
 using System.Linq;
 using System.Runtime.Serialization;
 using System.Text;
@@ -7,6 +8,7 @@ using System.Threading.Tasks;
 
 namespace BS.Shared.DataContracts
 {
+    [DebuggerDisplay("{Datum}: E{EmployeeOid} D{DienstOid} {Startzeit}-{Endzeit} ({DauerInStunden})h")]
     public class DienstvertretungDC
     {
         [DataMember]
diff --git a/Shared/DataContracts/EmployeeDC.cs b/Shared/DataContracts/EmployeeDC.cs
index 7024c3f90..a9433c0eb 100644
--- a/Shared/DataContracts/EmployeeDC.cs
+++ b/Shared/DataContracts/EmployeeDC.cs
@@ -143,7 +143,7 @@ namespace BS.Shared.DataContracts
 
         public override string ToString()
         {
-			return LastName + ", " + FirstName;
+			return EmployeeOid + " " + LastName + ", " + FirstName;
 
 		}
 
diff --git a/Shared/DataContracts/FeiertagDC.cs b/Shared/DataContracts/FeiertagDC.cs
index e4677e110..1e5d874d6 100644
--- a/Shared/DataContracts/FeiertagDC.cs
+++ b/Shared/DataContracts/FeiertagDC.cs
@@ -1,11 +1,14 @@
 using System;
 using System.Collections.Generic;
+using System.Diagnostics;
 using System.Runtime.Serialization;
 
 namespace BS.Shared.DataContracts
 {
 	[DataContract]
-	public class FeiertagDC :  IDataContract
+    [DebuggerDisplay("{Datum}: {Name}")]
+
+    public class FeiertagDC :  IDataContract
 	{
         [DataMember]
         public long? FeiertagOid { get; set; }
diff --git a/Shared/DataContracts/GeschenkterUrlaubstagDC.cs b/Shared/DataContracts/GeschenkterUrlaubstagDC.cs
index fe52b3cbd..b3292491b 100644
--- a/Shared/DataContracts/GeschenkterUrlaubstagDC.cs
+++ b/Shared/DataContracts/GeschenkterUrlaubstagDC.cs
@@ -1,5 +1,6 @@
 using System;
 using System.Collections.Generic;
+using System.Diagnostics;
 using System.Linq;
 using System.Runtime.Serialization;
 using System.Text;
@@ -7,6 +8,8 @@ using System.Threading.Tasks;
 
 namespace BS.Shared.DataContracts
 {
+    [DebuggerDisplay("{Date}: E{Employee} {AnzahlTage} Tage")]
+
     public class GeschenkterUrlaubstagDC : IDataContract
     {
         [DataMember]
diff --git a/Shared/DataContracts/GoalRatingDC.cs b/Shared/DataContracts/GoalRatingDC.cs
index 6ea529053..7fa32ba1c 100644
--- a/Shared/DataContracts/GoalRatingDC.cs
+++ b/Shared/DataContracts/GoalRatingDC.cs
@@ -1,5 +1,6 @@
 using System;
 using System.Collections.Generic;
+using System.Diagnostics;
 using System.Runtime.Serialization;
 
 using BS.Shared.DataContracts.Compact;
@@ -7,6 +8,8 @@ using BS.Shared.DataContracts.Compact;
 namespace BS.Shared.DataContracts
 {
     [DataContract]
+    [DebuggerDisplay("{ServiceRecord}: {RatingType}")]
+
     public class GoalRatingDC : IDataContract
     {
         [DataMember]
diff --git a/Shared/DataContracts/InvoiceDC.cs b/Shared/DataContracts/InvoiceDC.cs
index 15bd005fd..afc1555c0 100644
--- a/Shared/DataContracts/InvoiceDC.cs
+++ b/Shared/DataContracts/InvoiceDC.cs
@@ -1,9 +1,12 @@
 using System;
+using System.Diagnostics;
 using System.Runtime.Serialization;
 
 namespace BS.Shared.DataContracts
 {
     [DataContract]
+    [DebuggerDisplay("{InvoiceNumber}: {Amount}")]
+
     public partial class InvoiceDC : IDataContract
     {
         [DataMember]
diff --git a/Shared/DataContracts/InvoiceItemDC.cs b/Shared/DataContracts/InvoiceItemDC.cs
index 41740878a..accf98d44 100644
--- a/Shared/DataContracts/InvoiceItemDC.cs
+++ b/Shared/DataContracts/InvoiceItemDC.cs
@@ -1,10 +1,12 @@
 using System;
 using System.Collections.Generic;
+using System.Diagnostics;
 using System.Runtime.Serialization;
 
 namespace BS.Shared.DataContracts
 {
     [DataContract]
+    [DebuggerDisplay("{ItemDescription}: {AmountPerUnit} x {UnitCount} = {AmountTotal}")]
     public class InvoiceItemDC : IDataContract
     {
         
diff --git a/Shared/DataContracts/RatingDC.cs b/Shared/DataContracts/RatingDC.cs
index f805dcc8f..a5640882d 100644
--- a/Shared/DataContracts/RatingDC.cs
+++ b/Shared/DataContracts/RatingDC.cs
@@ -1,5 +1,6 @@
 using System;
 using System.Collections.Generic;
+using System.Diagnostics;
 using System.Runtime.Serialization;
 
 using BS.Shared.DataContracts.Compact;
@@ -7,6 +8,8 @@ using BS.Shared.DataContracts.Compact;
 namespace BS.Shared.DataContracts
 {
     [DataContract]
+    [DebuggerDisplay("{StartDate}: {DisplayName}")]
+
     public class RatingDC : IDataContract
     {
         [DataMember]
diff --git a/Shared/DataContracts/RatingTypeDC.cs b/Shared/DataContracts/RatingTypeDC.cs
index ef1bf2c8b..6df5ed275 100644
--- a/Shared/DataContracts/RatingTypeDC.cs
+++ b/Shared/DataContracts/RatingTypeDC.cs
@@ -1,8 +1,11 @@
-using System.Runtime.Serialization;
+using System.Diagnostics;
+using System.Runtime.Serialization;
 
 namespace BS.Shared.DataContracts
 {
     [DataContract]
+    [DebuggerDisplay("{RatingTypeOid}: {DisplayName}")]
+
     public class RatingTypeDC : IDataContract
     {
         [DataMember]
diff --git a/Shared/DataContracts/ServiceCategoryDC.cs b/Shared/DataContracts/ServiceCategoryDC.cs
index ce3239498..ea3cad894 100644
--- a/Shared/DataContracts/ServiceCategoryDC.cs
+++ b/Shared/DataContracts/ServiceCategoryDC.cs
@@ -1,9 +1,11 @@
 using System.Collections.Generic;
+using System.Diagnostics;
 using System.Runtime.Serialization;
 
 namespace BS.Shared.DataContracts
 {
     [DataContract]
+    [DebuggerDisplay("{ServiceCategoryOid}: {Name}")]
     public partial class ServiceCategoryDC : IDataContract
     {
         private List<CostRatePeriodDC> _CostRatePeriods;
diff --git a/Shared/DataContracts/ServiceDescriptionDC.cs b/Shared/DataContracts/ServiceDescriptionDC.cs
index 93aafa693..20e3f92c4 100644
--- a/Shared/DataContracts/ServiceDescriptionDC.cs
+++ b/Shared/DataContracts/ServiceDescriptionDC.cs
@@ -1,9 +1,11 @@
 using System.Collections.Generic;
+using System.Diagnostics;
 using System.Runtime.Serialization;
 
 namespace BS.Shared.DataContracts
 {
     [DataContract]
+    [DebuggerDisplay("{ServiceDescriptionOid}: {Name}")]
     public partial class ServiceDescriptionDC : IDataContract
     {
         private List<CostRatePeriodDC> _CostRatePeriods;
diff --git a/Shared/DataContracts/ServiceInvoiceDC.cs b/Shared/DataContracts/ServiceInvoiceDC.cs
index 768fffb77..751c0e87e 100644
--- a/Shared/DataContracts/ServiceInvoiceDC.cs
+++ b/Shared/DataContracts/ServiceInvoiceDC.cs
@@ -1,11 +1,14 @@
 using System;
 using System.Collections.Generic;
+using System.Diagnostics;
 using System.Linq;
 using System.Runtime.Serialization;
 
 namespace BS.Shared.DataContracts
 {
     [DataContract]
+    [DebuggerDisplay("{ClaimSum}")]
+
     public class ServiceInvoiceDC : IDataContract
     {
         private InvoiceBaseDC _InvoiceBase;
diff --git a/Shared/DataContracts/ServiceInvoicePeriodDC.cs b/Shared/DataContracts/ServiceInvoicePeriodDC.cs
index e03ba44f3..458a8cf2b 100644
--- a/Shared/DataContracts/ServiceInvoicePeriodDC.cs
+++ b/Shared/DataContracts/ServiceInvoicePeriodDC.cs
@@ -1,11 +1,13 @@
 using System;
 using System.Collections.Generic;
+using System.Diagnostics;
 using System.Runtime.Serialization;
 using BS.Shared.DataContracts.Compact;
 
 namespace BS.Shared.DataContracts
 {
     [DataContract]
+    [DebuggerDisplay("{Start}-{End}: {Claim}")]
     public class ServiceInvoicePeriodDC : IDataContract
     {
         [DataMember]
diff --git a/Shared/DataContracts/ServiceRecordDC.cs b/Shared/DataContracts/ServiceRecordDC.cs
index 00cadbd21..4be64bf60 100644
--- a/Shared/DataContracts/ServiceRecordDC.cs
+++ b/Shared/DataContracts/ServiceRecordDC.cs
@@ -1,5 +1,6 @@
 using System;
 using System.Collections.Generic;
+using System.Diagnostics;
 using System.Runtime.Serialization;
 
 using BS.Shared.DataContracts.Compact;
@@ -7,6 +8,7 @@ using BS.Shared.DataContracts.Compact;
 namespace BS.Shared.DataContracts
 {
     [DataContract]
+    [DebuggerDisplay("C{Customer} E{Employee} / {Start}-{End} ({RoundedDuration})")]
     public partial class ServiceRecordDC : IDataContract
     {
         [DataMember]
diff --git a/Shared/DataContracts/SupportConceptApprovalPeriodDC.cs b/Shared/DataContracts/SupportConceptApprovalPeriodDC.cs
index b9693a8b2..b53993cbf 100644
--- a/Shared/DataContracts/SupportConceptApprovalPeriodDC.cs
+++ b/Shared/DataContracts/SupportConceptApprovalPeriodDC.cs
@@ -1,5 +1,6 @@
 using System;
 using System.Collections.Generic;
+using System.Diagnostics;
 using System.Runtime.Serialization;
 
 using BS.Shared.Core;
@@ -7,6 +8,7 @@ using BS.Shared.Core;
 namespace BS.Shared.DataContracts
 {
     [DataContract]
+    [DebuggerDisplay("{Span} {ApprovedBEPerInterval}/{ApprovedBETotal}")]
     public class SupportConceptApprovalPeriodDC : IDataContract
     {
         [DataMember]
diff --git a/Shared/DataContracts/SupportConceptDC.cs b/Shared/DataContracts/SupportConceptDC.cs
index 6b0fd3d5b..552701b29 100644
--- a/Shared/DataContracts/SupportConceptDC.cs
+++ b/Shared/DataContracts/SupportConceptDC.cs
@@ -1,5 +1,6 @@
 using System;
 using System.Collections.Generic;
+using System.Diagnostics;
 using System.Linq;
 using System.Runtime.Serialization;
 using BS.Shared.Core;
@@ -8,6 +9,8 @@ using BS.Shared.DataContracts.Compact;
 namespace BS.Shared.DataContracts
 {
     [DataContract]
+    [DebuggerDisplay("{SupportConceptOid} {Customer}")]
+
     public class SupportConceptDC : IDataContract
     {
         private List<SupportConceptCostBearerRelDC> _CostBearerRelations;