§ 76.08 SELLING, WASHING OR REPAIRING VEHICLE UPON ROADWAY.
   No person shall stop, stand or park a vehicle upon any roadway for the principal purpose of:
   (A)   Displaying such vehicle for sale; or
   (B)   Washing, greasing or repairing such vehicle except repairs necessitated by an emergency.
(`96 Traffic Code, § 351.06) Penalty, see § 70.99