Enumeration Members
AddCustomer
AddCustomer: "add_customer"
Calculate
Calculate: "calculate"
Calibration
Calibration: "calibration"
ChangePayment
ChangePayment: "change_payment"
Delivery
Delivery: "delivery"
Display
Display: "display"
Duplicate
Duplicate: "duplicate"
Payment
Payment: "payment"
PaymentAsync
PaymentAsync: "payment_async"
Reprint
Reprint: "reprint"
VoidAndDuplicate
VoidAndDuplicate: "void_and_duplicate"