This tab is used to provide information on the payment terms selected for these additional expenses.
The "Additional Expenses (create)" form. The Payment Terms tab
The Payment Terms field is populated filled automatically with the default terms defined for the supplier (for details, see Purchasing Payment Terms).
If you select another payment terms, the system will automatically recalculate pay dates and amounts for each stage or installment of payment. You also can add stages or installments and edit the their amounts manually in the table. The sum of the installment amounts must be equal to the document total amount.