The Sports: Martial Arts: (Sales and Services Martial Arts )

Martial Arts business services and resources that help in the business end of running a school, organization or other martial art business. This can include marketing, consulting, or other programs for school or organization owners and related categories to businesses catering to the Martial Arts industry. Sales and Services Martial Arts Sports.

A sale is the exchange of a commodity or money as the price of a good or a service. Sales (plural only) is activity related to selling or the amount of goods or services sold in a given time period. (wikipedia)