No person shall stand or park a vehicle upon any street for the principal purpose of:
(1) Displaying it for sale;
(2) Washing, greasing or repairing such vehicle, except repairs necessitated by an emergency;
(3) Storage thereof by garages, dealers or other persons, when such storage is not incidental to the bona fide use and operation of such vehicle;
(4) Storage of any detached trailer or van, when the towing unit has been disconnected;
(5) Transferring merchandise or freight from one (1) vehicle to another.
(Code 1977, § 16-44)