Here you can enter how many calendar days a cash discount should apply, if used. Here is an example of how the terms of payment may look like when using cash discount:
Terms of payment 14 days -2%, 30 days net
This means that when using the term above, 2% can be deducted from the invoice amount during payment provided that the payment is made within 14 days. Otherwise the invoice shall be paid in full within 30 days.