To take off sessions/minutes from a customer's pass we have two options:
Click on on the quick access bar
Then you'll see a window where you can choose the pass number. To get that press on the magnifying glass and you'll see a new window with the list of all the passes on the system. You can search there by customer name.
Once you located the pass press () to select it.
Then you'll see the pass number is now selected on the previous window.
Simply select the number of minutes / sessions you want to take off and press "Discount" at the bottom of the window.
You can also take off sessions/minutes from the customer's file and going to the Vouchers section on the menu.
Inside the voucher's section you'll see the list of passes the customer has, so just click on on the pass you want to take off the use.
Then you'll get another popup window with all the info of the pass. Click on Discount use, and type in the number of minutes / sessions you want to take off in the new pop up window and also a description that explains the entry if you want to.
To finish press accept and the pass will be updated showing the number of sessions / minutes left.