You can define the region schema the organization you are configuring uses for selling.
For example, if you are configuring an organization that offers a product that is associated with a region schema in a given metro area region and a suburb region, the organization may want to charge more for the product in the metro area than in the suburbs. In this case, you would want to associate a region schema to configure different product pricing for the different regions.
Similarly, you can use region schemas to define different entitlements for different regions. For example, you can define a region schema that restricts users in Massachusetts from being able to view and purchase firearms online.
To define a region usage for selling: