Where is it?
Navigate to $ Accounting > Receivables.
Adjust the drop-down menu items and select Filter.
The legend will give a visual cue to the urgency of the outstanding invoices.
To pay an invoice, select to the left of the item and select Pay Invoice.
If you have backdated any payments on the current day they are not reflected in the current Day End report.
Backdated payments will appear on the Day End report for the date you entered under the Summary section but not under the Transaction page listing.
Use the Payment Received Report and Sales Reports.