Indiana Code Title 24. Trade Regulation § 24-4-12-3

Sec. 3. As used in this chapter, “unused property merchant” means a person, other than a vendor or a merchant with an established retail store in the county, who transports an inventory of goods to a building, vacant lot, or other unused property market location and who, at that location, displays the goods for sale and sells the goods at retail or offers the goods for sale at retail.