The only button is "clear" but there's no "add" button (you're supposed to double-click the row).

Create a customization key to designate the queue

This value is available on the web interface for a user to see the outstanding amount owed for all transactions. It's also visible under the user form in the staff client in the billing tab.

Staff would like the user email template to have a tag for that total amount owed so that it can be sent to them.

Is this sufficient or would staff need to be able to email a statement to the user in addition to printing a statement?