Date Closed is sometimes mistaken as the date of payment application which changes the status of an invoice from Open to Paid in Full.
Date Closed is the most recent date of payment made regardless of when it was applied.
A. Date Closed = 12/14/2016 not 01/30/2017
01/29/2017 - Invoice $20.00
12/14/2016 - Advance Payment $20.00
01/30/2017 - Application of Advance Payment
B. Date Closed = 01/30/2014
01/29/2017 Invoice = $40.00
01/30/2017 - Payment = $20.00
12/31/2016 - Advance Payment =$20.00
02/14/2017 - Application of Advance Payment