The following are the menu item types:
- M - Menu Item which means an item is added to the order.
- D - Discount means that the menu item is rung as discount on the order.
- S - Service Charge means any tips or any Gift card purchase or any other service change from the store.
- X - Extra means if anything extra is rung up on the order.
- T - Tax means taxes added to the order.
These are also referred to as "Line Item Type".