C#-Code: SalesTerritory insert/delete operations

        static void Main(string[] args)
        {
            //create new instance
            Sales.SalesTerritory t = new exam1sharp.Sales.SalesTerritory()
            {
                Name = "China",
                CountryRegionCode = "CH",
                Group = "Asia",
                SalesYTD = 100,
                SalesLastYear = 100,
                ModifiedDate = DateTime.Now
            };

            //save new instance
            using (ModificationsTracker mt = new ModificationsTracker(exam1sharp.Properties.Settings.Default.connString))
            {
                mt.Add(t);
                mt.AcceptModifications();
            }

            Console.WriteLine("New SalesTerritory id = {0}", t.ID);

            //delete created instance
            using (ModificationsTracker mt = new ModificationsTracker(exam1sharp.Properties.Settings.Default.connString))
            {
                mt.Delete(t);
                mt.AcceptModifications();
            }
        }