Settings > Customer and Sales Settings > Settings Window - Customers & Sales > Settings Window - Customers & Sales > Discount
Settings Window - Customers & Sales > Discount
In this window, you can set up the default early payment
terms for your customers and the
early payment discounts to be calculated before taxes.
Select the task you want help with in this window:
Change the default early payment terms for customers
Calculate customer early payment discounts before taxes
Turn on or off line item discounts on invoices, orders, and quotes