Click on "Configuration".
Click on the "Coupons" tile.
Click the "Add New" button to create a new coupon.
Enter a Coupon Code and Name.
Please Note: A coupon can be either be applied to a Ticket or Line. A ticket coupon is applied to the whole ticket, a line item coupon is applied to an individual line item.
Set dial to "Is Active" in order to select/apply coupon on a ticket.
Select "Start" and "End" date for coupon (if desired).
Customize Part or Labor Discount (% or $ amount to discount)
Click "Save" when finished.