When you're ready to invoice the customer for the final retainage,
create a new invoice that contains only the Retention item.
To do this task
Review the Retentions Receivable
report to figure out how much the customer owes you for retention.
Go to the Customer menu and click Create Invoice.
Click the Customer:Job drop-down list and choose the job.
In the Item field, select Retention.
In the Amount field, enter the total amount of the retainage held to date as a
Click Save & Close.
Handle customer retention or