diff --git a/University/UniversityContracts/StoragesContracts/IActivityStorage.cs b/University/UniversityContracts/StoragesContracts/IActivityStorage.cs
index 28c2329..518fe7e 100644
--- a/University/UniversityContracts/StoragesContracts/IActivityStorage.cs
+++ b/University/UniversityContracts/StoragesContracts/IActivityStorage.cs
@@ -1,8 +1,16 @@
-using UniversityDataModels.Models;
+using UniversityContracts.BindingModels;
+using UniversityContracts.SearchModels;
+using UniversityContracts.ViewModels;
 
 namespace UniversityContracts.StoragesContracts
 {
     public interface IActivityStorage
     {
+        List<ActivityViewModel> GetFullList();
+        List<ActivityViewModel> GetFilteredList(ActivitySearchModel model);
+        ActivityViewModel? GetElement(ActivitySearchModel model);
+        ActivityViewModel? Insert(ActivityBindingModel model);
+        ActivityViewModel? Update(ActivityBindingModel model);
+        ActivityViewModel? Delete(ActivityBindingModel model);
     }
 }
diff --git a/University/UniversityContracts/StoragesContracts/IDisciplineStorage.cs b/University/UniversityContracts/StoragesContracts/IDisciplineStorage.cs
index 0c3e1d9..30c246b 100644
--- a/University/UniversityContracts/StoragesContracts/IDisciplineStorage.cs
+++ b/University/UniversityContracts/StoragesContracts/IDisciplineStorage.cs
@@ -1,8 +1,16 @@
-using UniversityDataModels.Models;
+using UniversityContracts.BindingModels;
+using UniversityContracts.SearchModels;
+using UniversityContracts.ViewModels;
 
 namespace UniversityContracts.StoragesContracts
 {
     public interface IDisciplineStorage
     {
+        List<DisciplineViewModel> GetFullList();
+        List<DisciplineViewModel> GetFilteredList(DisciplineSearchModel model);
+        DisciplineViewModel? GetElement(DisciplineSearchModel model);
+        DisciplineViewModel? Insert(DisciplineBindingModel model);
+        DisciplineViewModel? Update(DisciplineBindingModel model);
+        DisciplineViewModel? Delete(DisciplineBindingModel model);
     }
 }
diff --git a/University/UniversityContracts/StoragesContracts/IExaminationResultStorage.cs b/University/UniversityContracts/StoragesContracts/IExaminationResultStorage.cs
index 1090c8c..b96b72a 100644
--- a/University/UniversityContracts/StoragesContracts/IExaminationResultStorage.cs
+++ b/University/UniversityContracts/StoragesContracts/IExaminationResultStorage.cs
@@ -1,8 +1,16 @@
-using UniversityDataModels.Models;
+using UniversityContracts.BindingModels;
+using UniversityContracts.SearchModels;
+using UniversityContracts.ViewModels;
 
 namespace UniversityContracts.StoragesContracts
 {
     public interface IExaminationResultStorage
     {
+        List<ExaminationResultViewModel> GetFullList();
+        List<ExaminationResultViewModel> GetFilteredList(ExaminationResultSearchModel model);
+        ExaminationResultViewModel? GetElement(ExaminationResultSearchModel model);
+        ExaminationResultViewModel? Insert(ExaminationResultBindingModel model);
+        ExaminationResultViewModel? Update(ExaminationResultBindingModel model);
+        ExaminationResultViewModel? Delete(ExaminationResultBindingModel model);
     }
 }
diff --git a/University/UniversityContracts/StoragesContracts/IReportTypeStorage.cs b/University/UniversityContracts/StoragesContracts/IReportTypeStorage.cs
index cb624e8..aae192f 100644
--- a/University/UniversityContracts/StoragesContracts/IReportTypeStorage.cs
+++ b/University/UniversityContracts/StoragesContracts/IReportTypeStorage.cs
@@ -1,8 +1,16 @@
-using UniversityDataModels.Models;
+using UniversityContracts.BindingModels;
+using UniversityContracts.SearchModels;
+using UniversityContracts.ViewModels;
 
 namespace UniversityContracts.StoragesContracts
 {
     public interface IReportTypeStorage
     {
+        List<ReportTypeViewModel> GetFullList();
+        List<ReportTypeViewModel> GetFilteredList(ReportTypeSearchModel model);
+        ReportTypeViewModel? GetElement(ReportTypeSearchModel model);
+        ReportTypeViewModel? Insert(ReportTypeBindingModel model);
+        ReportTypeViewModel? Update(ReportTypeBindingModel model);
+        ReportTypeViewModel? Delete(ReportTypeBindingModel model);
     }
 }
diff --git a/University/UniversityContracts/StoragesContracts/IStatementStorage.cs b/University/UniversityContracts/StoragesContracts/IStatementStorage.cs
index e3dc4fd..052af30 100644
--- a/University/UniversityContracts/StoragesContracts/IStatementStorage.cs
+++ b/University/UniversityContracts/StoragesContracts/IStatementStorage.cs
@@ -1,8 +1,16 @@
-using UniversityDataModels.Models;
+using UniversityContracts.BindingModels;
+using UniversityContracts.SearchModels;
+using UniversityContracts.ViewModels;
 
 namespace UniversityContracts.StoragesContracts
 {
     public interface IStatementStorage
     {
+        List<StatementViewModel> GetFullList();
+        List<StatementViewModel> GetFilteredList(StatementSearchModel model);
+        StatementViewModel? GetElement(StatementSearchModel model);
+        StatementViewModel? Insert(StatementBindingModel model);
+        StatementViewModel? Update(StatementBindingModel model);
+        StatementViewModel? Delete(StatementBindingModel model);
     }
 }
diff --git a/University/UniversityContracts/StoragesContracts/IStudentStorage.cs b/University/UniversityContracts/StoragesContracts/IStudentStorage.cs
index 0fc67db..ea3bd7e 100644
--- a/University/UniversityContracts/StoragesContracts/IStudentStorage.cs
+++ b/University/UniversityContracts/StoragesContracts/IStudentStorage.cs
@@ -1,8 +1,16 @@
-using UniversityDataModels.Models;
+using UniversityContracts.BindingModels;
+using UniversityContracts.SearchModels;
+using UniversityContracts.ViewModels;
 
 namespace UniversityContracts.StoragesContracts
 {
     public interface IStudentStorage
     {
+        List<StudentViewModel> GetFullList();
+        List<StudentViewModel> GetFilteredList(StudentSearchModel model);
+        StudentViewModel? GetElement(StudentSearchModel model);
+        StudentViewModel? Insert(StudentBindingModel model);
+        StudentViewModel? Update(StudentBindingModel model);
+        StudentViewModel? Delete(StudentBindingModel model);
     }
 }
diff --git a/University/UniversityContracts/ViewModels/ExaminationResultSearchModel.cs b/University/UniversityContracts/ViewModels/ExaminationResultViewModel.cs
similarity index 85%
rename from University/UniversityContracts/ViewModels/ExaminationResultSearchModel.cs
rename to University/UniversityContracts/ViewModels/ExaminationResultViewModel.cs
index 498ecaf..379ac90 100644
--- a/University/UniversityContracts/ViewModels/ExaminationResultSearchModel.cs
+++ b/University/UniversityContracts/ViewModels/ExaminationResultViewModel.cs
@@ -3,7 +3,7 @@ using UniversityDataModels.Models;
 
 namespace UniversityContracts.ViewModels
 {
-    public class ExaminationResultSearchModel : IExaminationResultModel
+    public class ExaminationResultViewModel : IExaminationResultModel
     {
         public int Id { get; set; }
         public string ExaminationForm { get; set; } = String.Empty;