diff --git a/GBase/FileHandling/FileHandler.cs b/GBase/FileHandling/FileHandler.cs
index 96645d3..468fe12 100644
--- a/GBase/FileHandling/FileHandler.cs
+++ b/GBase/FileHandling/FileHandler.cs
@@ -2,6 +2,8 @@
 // Created: 2020-02-12
 // Copyright(c) 2020 SimonG. All Rights Reserved.
 
+using System;
+using System.Collections.Generic;
 using System.Threading;
 using System.Threading.Tasks;
 using GBase.DataHandling.Factories;
@@ -46,6 +48,56 @@ namespace GBase.FileHandling
             return success;
         }
 
+        /// <summary>
+        /// Set the value for the given property
+        /// </summary>
+        /// <typeparam name="T">The <see cref="Type"/> of the property</typeparam>
+        /// <typeparam name="TProperty">The <see cref="Type"/> of the property</typeparam>
+        /// <param name="propertyName">The name of the property</param>
+        /// <param name="value">The value to set</param>
+        /// <returns>A <see cref="Task"/> to await</returns>
+        public async Task SetValue<T, TProperty>(string propertyName, TProperty value)
+        {
+            await DataHandler.SetValue<T, TProperty>(propertyName, value);
+        }
+
+        /// <summary>
+        /// Remove the value for the given property
+        /// </summary>
+        /// <typeparam name="T">The <see cref="Type"/> of the property</typeparam>
+        /// <typeparam name="TProperty">The <see cref="Type"/> of the property</typeparam>
+        /// <param name="propertyName">The name of the property</param>
+        /// <param name="value">The value to set</param>
+        /// <returns>A <see cref="Task"/> to await</returns>
+        public async Task RemoveValue<T, TProperty>(string propertyName, TProperty value)
+        {
+            await DataHandler.RemoveValue<T, TProperty>(propertyName, value);
+        }
+
+        /// <summary>
+        /// Get the value for the given property, if multiple values are set the first is returned
+        /// </summary>
+        /// <typeparam name="T">The <see cref="Type"/> of the property</typeparam>
+        /// <typeparam name="TProperty">The <see cref="Type"/> of the property</typeparam>
+        /// <param name="propertyName">The name of the property</param>
+        /// <returns>The value for the given property</returns>
+        public async Task<TProperty> GetValue<T, TProperty>(string propertyName)
+        {
+            return await DataHandler.GetValue<T, TProperty>(propertyName);
+        }
+
+        /// <summary>
+        /// Get all the values that are set for the given property
+        /// </summary>
+        /// <typeparam name="T">The <see cref="Type"/> of the property</typeparam>
+        /// <typeparam name="TProperty">The <see cref="Type"/> of the property</typeparam>
+        /// <param name="propertyName">The name of the property</param>
+        /// <returns>An <see cref="IEnumerable{T}"/> with all the values for the property</returns>
+        public async Task<IEnumerable<TProperty>> GetValues<T, TProperty>(string propertyName)
+        {
+            return await DataHandler.GetValues<T, TProperty>(propertyName);
+        }
+
         /// <summary>
         /// Dispose used resources asynchronously
         /// </summary>
diff --git a/GBase/Interfaces/FileHandling/IFileHandler.cs b/GBase/Interfaces/FileHandling/IFileHandler.cs
index 4d2dc39..9e33882 100644
--- a/GBase/Interfaces/FileHandling/IFileHandler.cs
+++ b/GBase/Interfaces/FileHandling/IFileHandler.cs
@@ -3,6 +3,7 @@
 // Copyright(c) 2020 SimonG. All Rights Reserved.
 
 using System;
+using System.Collections.Generic;
 using System.Threading;
 using System.Threading.Tasks;
 
@@ -20,5 +21,43 @@ namespace GBase.Interfaces.FileHandling
         /// <param name="cancellationToken">A <see cref="CancellationToken"/> to cancel the asynchronous operation</param>
         /// <returns>True if successful, false if not</returns>
         Task<bool> Init(string path, CancellationToken cancellationToken);
+
+        /// <summary>
+        /// Set the value for the given property
+        /// </summary>
+        /// <typeparam name="T">The <see cref="Type"/> of the property</typeparam>
+        /// <typeparam name="TProperty">The <see cref="Type"/> of the property</typeparam>
+        /// <param name="propertyName">The name of the property</param>
+        /// <param name="value">The value to set</param>
+        /// <returns>A <see cref="Task"/> to await</returns>
+        Task SetValue<T, TProperty>(string propertyName, TProperty value);
+
+        /// <summary>
+        /// Remove the value for the given property
+        /// </summary>
+        /// <typeparam name="T">The <see cref="Type"/> of the property</typeparam>
+        /// <typeparam name="TProperty">The <see cref="Type"/> of the property</typeparam>
+        /// <param name="propertyName">The name of the property</param>
+        /// <param name="value">The value to set</param>
+        /// <returns>A <see cref="Task"/> to await</returns>
+        Task RemoveValue<T, TProperty>(string propertyName, TProperty value);
+
+        /// <summary>
+        /// Get the value for the given property, if multiple values are set the first is returned
+        /// </summary>
+        /// <typeparam name="T">The <see cref="Type"/> of the property</typeparam>
+        /// <typeparam name="TProperty">The <see cref="Type"/> of the property</typeparam>
+        /// <param name="propertyName">The name of the property</param>
+        /// <returns>The value for the given property</returns>
+        Task<TProperty> GetValue<T, TProperty>(string propertyName);
+
+        /// <summary>
+        /// Get all the values that are set for the given property
+        /// </summary>
+        /// <typeparam name="T">The <see cref="Type"/> of the property</typeparam>
+        /// <typeparam name="TProperty">The <see cref="Type"/> of the property</typeparam>
+        /// <param name="propertyName">The name of the property</param>
+        /// <returns>An <see cref="IEnumerable{T}"/> with all the values for the property</returns>
+        Task<IEnumerable<TProperty>> GetValues<T, TProperty>(string propertyName);
     }
 }
\ No newline at end of file