Minn. Stat. § 329.099: DEFINITION.

The term "transient merchant" includes any person, individual, copartnership, limited liability company, and corporation, both as principal and agent, who engage in, do, or transact any temporary and transient business in this state, either in one locality, or in traveling from place to place in this state, selling goods, wares, and merchandise; and who, for the purpose of carrying on such business, hire, lease, occupy, or use a building, structure, vacant lot, or railroad car for the exhibition and sale of such goods, wares, and merchandise. The term "transient merchant" does not include a seller or exhibitor in a firearms collector show involving two or more sellers or exhibitors.