It shall be unlawful to erect, relocate or maintain any sign in such a manner as to obstruct free and clear vision at any location whereby, by reason of position, size, movement, shape, color, flashing, manner or intensity of illumination such sign may interfere with vehicular or pedestrian traffic. Further it shall be unlawful to erect or maintain any sign in such a manner as to interfere with or obstruct the view of any authorized traffic sign, signal or device. No sign shall make use of the words "Stop," "Go," "Look," "Slow," "Danger," or any other similar words, phrase, animation, symbol or character, that otherwise interfere with vehicular or pedestrian traffic. It shall be unlawful to have persons holding, carrying or advertising any business, function or event while in public right-of-way or on private property that is seen as a distraction to pedestrians or vehicular traffic.