1) To add a Service Charge, find the Service Charges page, click the "Point of Sale" dropdown on the left-hand side of your screen and then click the "Service Charges" section.
2) Start by clicking on the "+ Add" button on the top right of the "Service Charges" table.
3) This will open up a dialog for adding a charge; you will see many fields, all of which you can edit to your liking.
4) After adding the necessary information, you can click "Add Charge" once finished. This will take you to the table screen again, and you will be able to see your charge you added.
Editing a Service Charge
1) Start by going into the Service Charges page, the same way you would if you were adding the Charges and click on the "Edit" button of the row you want to edit.
2) This will open a dialog for updating your Service Charge. Anything you need changing can be changed here. Once done, click the "Update" button at the bottom of the dialog.