It is unlawful to post any sign in the city except a political sign:
Without a permit obtained from the City's Building Department
On utility poles, trees, fences, city property, abandoned structures, and on private property without the owners written consent
At the curb area or at the right-of-way
Items such as recreational and motor vehicles, furniture, etc. can be advertised for sale in newspapers and other trade publications. For sale signs on vehicles are prohibited.