diff --git a/ServiceStation/ServiceStationDataModels/Enums/Status.cs b/ServiceStation/ServiceStationDataModels/Enums/RepairStatus.cs
similarity index 68%
rename from ServiceStation/ServiceStationDataModels/Enums/Status.cs
rename to ServiceStation/ServiceStationDataModels/Enums/RepairStatus.cs
index 20b7d0d..6368312 100644
--- a/ServiceStation/ServiceStationDataModels/Enums/Status.cs
+++ b/ServiceStation/ServiceStationDataModels/Enums/RepairStatus.cs
@@ -6,16 +6,16 @@ using System.Threading.Tasks;
 
 namespace ServiceStationDataModels.Enums
 {
-    public enum Status
+    public enum RepairStatus
     {
         Неизвестен =  -1,
 
-        Принят = 0,
+        Запланирован = 0,
         
         Выполняется = 1,
 
-        Готов = 2,
+        Завершен = 2,
 
-        Выдан = 3
+        Закрыт = 3
     }
 }
diff --git a/ServiceStation/ServiceStationDataModels/Enums/WorkStatus.cs b/ServiceStation/ServiceStationDataModels/Enums/WorkStatus.cs
new file mode 100644
index 0000000..0a066cb
--- /dev/null
+++ b/ServiceStation/ServiceStationDataModels/Enums/WorkStatus.cs
@@ -0,0 +1,21 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ServiceStationDataModels.Enums
+{
+    public enum WorkStatus
+    {
+        Неизвестен = -1,
+
+        Принята = 0,
+
+        Выполняется = 1,
+
+        Готова = 2,
+
+        Завершена = 3
+    }
+}
\ No newline at end of file
diff --git a/ServiceStation/ServiceStationDataModels/Models/IGuarantorModel.cs b/ServiceStation/ServiceStationDataModels/Models/IGuarantorModel.cs
new file mode 100644
index 0000000..436b879
--- /dev/null
+++ b/ServiceStation/ServiceStationDataModels/Models/IGuarantorModel.cs
@@ -0,0 +1,16 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ServiceStationDataModels.Models
+{
+    public interface IGuarantorModel : IId
+    {
+        string GuarantorFIO { get; }
+        string GuarantorEmail { get; }
+        string GuarantorPassword { get; }
+        string GuarantorNumber { get; }
+    }
+}
diff --git a/ServiceStation/ServiceStationDataModels/Models/IRepairModel.cs b/ServiceStation/ServiceStationDataModels/Models/IRepairModel.cs
new file mode 100644
index 0000000..812ad49
--- /dev/null
+++ b/ServiceStation/ServiceStationDataModels/Models/IRepairModel.cs
@@ -0,0 +1,23 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ServiceStationDataModels.Models
+{
+    public interface IRepairModel : IId
+    {
+        string RepairName { get; }
+
+        Enums.RepairStatus Status { get; }
+
+        double RepairCost { get; }
+
+        int GuarantorId { get; }
+
+        int DefectId { get; }
+
+        public Dictionary<int, ISparePartModel> RepairSpareParts { get; }
+    }
+}
diff --git a/ServiceStation/ServiceStationDataModels/Models/ISparePartModel.cs b/ServiceStation/ServiceStationDataModels/Models/ISparePartModel.cs
new file mode 100644
index 0000000..263cb23
--- /dev/null
+++ b/ServiceStation/ServiceStationDataModels/Models/ISparePartModel.cs
@@ -0,0 +1,17 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ServiceStationDataModels.Models
+{
+    public interface ISparePartModel : IId
+    {
+        string SparePartName { get; }
+
+        double SparePartPrice { get; }
+
+        int GuarantorId { get; }
+    }
+}
diff --git a/ServiceStation/ServiceStationDataModels/Models/IWorkModel.cs b/ServiceStation/ServiceStationDataModels/Models/IWorkModel.cs
new file mode 100644
index 0000000..df961d6
--- /dev/null
+++ b/ServiceStation/ServiceStationDataModels/Models/IWorkModel.cs
@@ -0,0 +1,23 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ServiceStationDataModels.Models
+{
+    public interface IWorkModel : IId
+    {
+        string WorkName { get; }
+
+        Enums.WorkStatus Status { get; }
+
+        double WorkPrice { get; }
+
+        int GuarantorId { get; }
+
+        int TechnicalWorkId { get; }
+
+        public Dictionary<int, ISparePartModel> WorkSpareParts { get; }
+    }
+}