Any vehicle containing advertising matter intended
to promote an interest of any business or any commercial vehicle used
in connection with any business or commercial activity shall not be
parked, stored or maintained in any residential zone except in compliance
with the following conditions:
(1)
Not more than one commercial vehicle per dwelling
unit shall be kept on a lot.
(2)
The vehicle shall not exceed 8,000 pounds gross
vehicle weight.
(3)
The vehicle is used by a resident of the dwelling
unit.
(4)
The vehicle is not parked on the street.