diff --git a/GBase/FileHandling/FileHandler.cs b/GBase/FileHandling/FileHandler.cs
index 89376b6..cbc1952 100644
--- a/GBase/FileHandling/FileHandler.cs
+++ b/GBase/FileHandling/FileHandler.cs
@@ -7,6 +7,7 @@ using System.Collections.Generic;
 using System.Threading;
 using System.Threading.Tasks;
 using GBase.DataHandling.Factories;
+using GBase.Interfaces;
 using GBase.Interfaces.DataHandling;
 using GBase.Interfaces.DataHandling.Xml;
 using GBase.Interfaces.FileHandling;
@@ -48,6 +49,18 @@ namespace GBase.FileHandling
             return success;
         }
 
+        public Task AddEntry<T>(T entry, IGBaseTable table)
+        {
+            //create new entry file
+            throw new NotImplementedException();
+        }
+
+        public Task<bool> RemoveEntry<T>(T entry)
+        {
+            //remove entry file
+            throw new NotImplementedException();
+        }
+
         /// <summary>
         /// Set the value for the given property
         /// </summary>
diff --git a/GBase/Interfaces/FileHandling/IFileHandler.cs b/GBase/Interfaces/FileHandling/IFileHandler.cs
index 9e33882..ae3eb99 100644
--- a/GBase/Interfaces/FileHandling/IFileHandler.cs
+++ b/GBase/Interfaces/FileHandling/IFileHandler.cs
@@ -22,6 +22,10 @@ namespace GBase.Interfaces.FileHandling
         /// <returns>True if successful, false if not</returns>
         Task<bool> Init(string path, CancellationToken cancellationToken);
 
+        Task AddEntry<T>(T entry, IGBaseTable table);
+
+        Task<bool> RemoveEntry<T>(T entry);
+
         /// <summary>
         /// Set the value for the given property
         /// </summary>