public Dictionary <string, string> Delete(string id) { Dictionary <string, string> data = null; try { IMsgSetRequest requestMsgSet = QuickBooksConection(); //edit items IListDel listDel = requestMsgSet.AppendListDelRq(); listDel.ListDelType.SetValue(ENListDelType.ldtCustomer); listDel.ListID.SetValue(id); // end edit items data = QuickBooksExcuet(requestMsgSet); } catch (Exception ex) { data = new Dictionary <string, string>(); } return(data); }