The orders API includes operations that create, update, and retrieve information about restaurant guest orders.
Information on orders includes the checks, the items ordered, prices, payments, and discounts.
You can create a new order. The orders API includes an operation to retrieve the order prices before you POST
the order.
You can add items to an existing check.
The orders API also allows you to retrieve payment information for the order and add a credit card payment to the order. You cannot update an existing payment, but you can update the tip amount.
For delivery orders, you can update the delivery information.
You can retrieve the applicable discounts for an order, and then add a discount to a menu item selection or a check.