Begin by going to Classes located within the Scuba Diving feature on the tree menu. To access a customer's payment history, select the class and for that class, select the customer signed up in the Scuba Class Roster window. Use your right mouse button to access the task menu for customers in the roster and select the Payment History option.

When the Payment History option is selected, a window will pop displaying all of the transactions made by the selected customer. In this window you can see deposits, full payments, the sale transaction number and the sale date. Use the X in the top right of the window to close when done.