The purpose of this article is to permit such signs that will not, by their reason, size, location, construction or manner of display, obstruct the vision necessary for traffic safety or otherwise endanger public health, safety and morals; and to permit and regulate signs in such a way to support and complement land use objectives set forth in this chapter. No construction, use of, or placements of any sign shall be permitted in any zoning district except in compliance with these minimum regulations for the display of signs.