This part applies to a transient vendor and the principal or agent of a transient vendor. This part does not apply to: an auctioneer or any other traveler or selling agent in the usual course of business; the mere solicitation of orders for the future delivery of goods in interstate commerce; the sale of goods exhibited on grounds used by an agricultural society for the annual fair of that agricultural society; a sale by any nonprofit organization or society for a charitable, religious, or other public purpose; an exhibitor that is the sole producer of the products sold at: a convention of a religious, civic, or charitable group; or a nonprofit trade association, concert, cultural event, art and craft show, sale, exhibition, or fair; a sale by a farmer or a farmer’s agent of produce from a truck or stand owned or leased by the farmer; a show, a sale, an exhibition, or a fair conducted in the central pedestrian area of an enclosed shopping mall; or a sale by a seller at a residence in accordance with an invitation by the owner or legal occupant of the residence. This part does not apply to a show, a sale, an exhibition, or a fair in Washington County: that is conducted in the central pedestrian area of a nonenclosed commercial complex that: is located on one parcel of land; and contains at least 450,000 square feet of floor space and at least 100 retail establishments; that complies with all applicable codes and ordinances; and for which all applicable permits have been obtained.