1. In Records, Invoices, open the invoice.
2. Select the Payments/Credits tab and click Schedule Payments.
3. Select Irregular from the Frequency drop-down menu.
4. Enter 1 for the Number of payments.
5. Click Distribute Evenly to clear out any dates already scheduled.
6. Enter the appropriate Dates and Amounts.
7. Click OK.
8. Save and Close the invoice.