Marked as 'AdvertsingProfitControl v 0.9.5' by its folder name. Renamed some database class files, and added a new form to modify existing records.

AdvertsingProfitControl/AdItemCollectionModel.cs

@@ -0,0 +1,25 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows.Forms;
+
+namespace AdvertsingProfitControl
+{
+    internal class AdItemCollectionModel
+    {
+        private readonly List<string> AdItemCollection = new List<string>();
+        private readonly AutoCompleteStringCollection TrimmedAdItemCollection = new AutoCompleteStringCollection();
+        private readonly AutoCompleteStringCollection UsedAdItemCollection = new AutoCompleteStringCollection();
+
+        public AdItemCollectionModel()
+        {
+            //Start with filling the AdItemCollection array with the items from the database.
+            var databaseTracker = new DatabaseTracker();
+            var databaseReader = new DatabaseReader();
+            AdItemCollection = databaseReader.GetAdItemsSuggestionList(databaseTracker.DatabaseConnectionString);
+
+        }
+    }
+}