*Make up a Negative PO for that vendor.  (Total of check, entered with a negative amount.)  Process.

*Go to Expenses>Vendor Payments, select ‘Vendor’ (not All), enter vendor ID, and corresponding ‘Outstanding Invoice’.

*Change bank account to “cash on hand” so you can include with normal deposit slip.

*Say ‘Process’ at bottom of screen, and say ‘Yes’ when it asks about receiving a payment from a vendor.  Enter the check (control) number etc, and say OK.

*Save and close out.