As used in this chapter, the following terms shall have the meanings indicated:
Any business or place of storage which displays or offers for sale one or more motor vehicles that are unfit for use; or used parts of such motor vehicles equal in bulk to one or more vehicles.
The business of buying and selling used cars, and does not include dealers in new motor vehicles who deal in secondhand motor vehicles in the ordinary course of their business at the same location from which the business of dealing in new motor vehicles is conducted.