and region based pricing rules
Pricing rules, such as coupons, automatic rules, and manual rules have assignments in the same way that price lists do: all of the rules assigned to a region can also be applied to child regions. The pricing rules created by a are applicable only to that particular .
Exclusivity settings can be used on pricing rules to prevent multiple similar pricing rules from being applied to an order. Pricing rules created by a can be added to or removed from any pricing rule Exclusivity ID; however, cannot create new Exclusivity IDs.