Cash Receipts
You can use the Accounts Receiveable module to enter cash receipts (payments) for AR invoices.
For more information, select the following links:
Apply Payments to Customer Accounts
Assign "On Account" Payments to Invoices
About Applying Payments to Taxes
About the AR Cash Receipts Form
About the AR Initialize Receipt Form
About the AR Initialize Receipt by Job Form
About the AR Payment on Account Form