1. From the Inventory menu, select Vouchers/Chargeable Extras (1). The voucher management form is displayed, with a list of your current vouchers (if any have been defined). Consult the the article Creating a voucher or chargeable extra for more information on this form.

2. Click the Edit (9) button next to the item you want to modify. The Edit button will become an Update button, the Delete button will become a Cancel button, and the fields for that package will become editable.

3. Modify the name (2), description (3), amount (4), display type (5) and order (6) as needed.

4. Click the Update button (9) to save your changes, or the Cancel (10) button to cancel them.