If the payer is not listed on the Payer tab, the payment must be searched for and selected to apply it to the charges:

1. Open the Charge
2. On the Payments/Credits tab, select Add/Edit Applications
3. Click Select Other Payments and Credits
4. Search for the payment or credit that is to be applied
5. Highlight the payment or credit, click open, and check the apply box.
6. Save the application