public static bool SaveSupplier(string id, string name, string serviceCharge, string vat, string phone, string address, string country, string message, string currency) { InventoryBL bl = new InventoryBL(); tbl_Supplier supplier = new tbl_Supplier() { Supplier_Id = Convert.ToInt32(id), Supplier_Name = name, Service_Charge_Value = serviceCharge, Vat_Charge_Value = vat, Phone = phone, Address = address, Country = country, Message = message, Currency = currency }; if (!bl.ValidateSupplier(supplier)) { bool result = bl.SaveSupplier(supplier); return(result); } return(false); }