public static List <SelectListItem> ListOfCustomers(bool allowSelectAll = true) { List <SelectListItem> listCustomers = new List <SelectListItem>(); if (allowSelectAll) { listCustomers.Add(new SelectListItem() { Value = "", Text = "--- All Customer ---" }); } foreach (var item in CatalogBLL.Customer_List_Helper()) { listCustomers.Add(new SelectListItem() { Value = Convert.ToString(item.CustomerID), Text = item.ContactName }); } return(listCustomers); }