Add the product modifier set and assign the product modifier to a product

1. Add the product with modifiers to the sale

2. At the right side of the billing screen, you will receive the modification pre-defined. Just click on the modification as per the customer orders

NOTE : Modifications can also be charged extra rather than the product price ( You can configure the price for modification in modifier sets )

NOTE: Click on Details to give discount / change tax / change price

3. Click on pay bill and complete the sale