How do I add a volume discount and weight sur-charge

How do I add a volume discount and weight sur-charge

Step 1 : Click on Plan items and Pricing >> Plan items Add/edit



Step 2 :  Search for the plan item to add the volume discount and click on the add volume discount icon shown below. 



Step 3 : To add weight surcharge Search for the plan item and click on the weight surcharge icon shown below.