1. Open bePOS application and login under Management authority or Employee account which is authorized to delete sale orders.
2. On the menu bar, select POS.
3. In the Open Sales section, select the order that you want to apply the discount.
You can find the Open Sale Order simply as the instructions here.
4. On the detailed Sale screen, tap on the icon at the bottom right corner.
5. Select Delete
6. Confirm your delete action
Note: You can only delete open sale orders. For orders that have already been paid, you can only cancel paid orders.