721.02 PROHIBITIONS.
(a)   No person, while on or adjacent to the premises of a drive-in business, shall race the motor of any car, suddenly start or stop any car, or make or cause to be made any other loud or unseemly noise. No person parked on the premises of such business shall blow or cause to be blown unnecessarily any automobile horn or motorcycle horn at any time while so parked.
(b)   No patron or other person on the premises of a drive-in business, whether in or out of an automobile, shall drink any alcoholic beverage on the parking area. No group of three or more persons shall congregate and linger at any location on the premises of a drive-in business other than in the business building, or in a legally parked motor vehicle. Persons so congregating and lingering shall be deemed guilty of loitering. No person shall drive a motor vehicle onto the premises of a drive-in business and then from such premises without parking such motor vehicle, unless there is no unoccupied parking space available on the premises.
(c)   No person shall leave any unoccupied motor vehicle on any drive-in business parking lot and leave the premises thereof, except with the knowledge and consent of the operator of the business. (Ord. 1965-29. Passed 3-1-65.)