Split the database objects out into a seperate project. Needs renaming in some areas and updates in the installer. Otherwise first version of a proper data DLL file.

AdvertisingProfitControlData/Invoice.cs

@@ -0,0 +1,33 @@
+using System;
+using System.ComponentModel.DataAnnotations;
+using System.ComponentModel.DataAnnotations.Schema;
+
+namespace AdvertisingProfitControlData
+{
+    public class Invoice
+    {
+        public int Id { get; set; }
+
+        [Column(TypeName = "date")]
+        public DateTime InvoiceDate { get; set; }
+
+        [Required]
+        [StringLength(256)]
+        public string InvoiceNumber { get; set; }
+
+        public decimal? InvoiceNetAmountAtCost { get; set; }
+
+        public decimal? InvoiceNetAmount { get; set; }
+
+        [StringLength(256)]
+        public string InvoiceNote { get; set; }
+
+        public int FkSupplierId { get; set; }
+
+        public int FkDateId { get; set; }
+
+        public virtual WeekEndingDate WeekEndingDate { get; set; }
+
+        public virtual Supplier Supplier { get; set; }
+    }
+}