Sign walkers are allowed subject to the following:
A. Sign walkers are prohibited in parking aisles or stalls, in driving lanes or driveways, in construction zones.
B. Sign walkers are prohibited from operating in any manner that obstructs visibility or movement of pedestrians, motorists or cyclists.
C. Signs displayed by sign walkers shall not include any form of illumination, animation, or attachment.
D. Signs displayed by sign walkers shall not exceed eight square feet in area.