Split unpaid sales invoice into several future payments/due dates
To open the Customer Balance (CUSBAL) application, find Finance in the RamBase menu and then Receivables. Click Customer balances to enter the CUSBAL application.
Highlight the line representing the specific customer in CUSBAL and press ENTER.
Highlight the line representing the invoice in question.
Press F12 to open the action menu and choose the option Split Sales Invoice.
Enter the new amounts and their connected due dates.
Click the OK button.