When creating a cost model, you can specify line-item charges and discounts. In specifying these line item charges and discounts, you use cost model rules to delineate the amount of the charge or discount and the condition under which this charge or discount takes place. Create the necessary cost model rules in
before specifying the line-item charges and discounts for a cost model.You can add, view, modify or delete a cost model rule, and add, view, modify or delete cost model rules to additional charges and discounts.