The following signs are permitted in the R-1, R-2 and A-1 Districts:
(A) Signs over show windows or doors of a non-conforming business establishment announcing without display or elaboration only the names and occupation of the proprietor and not to exceed two feet in height and five feet in length;
(B) Real estate signs not to exceed eight square feet in area which advertise the sale, rental or lease of the premises upon which the signs are temporarily located;
(C) Name, occupation and warning signs not to exceed two square feet located on the premises;
(D) Bulletin boards for public, charitable or religious institutions not to exceed 20 square feet in area located on the premises;
(E) Memorial signs, tablets, names of buildings and date of erection when cut into any masonry surface or when constructed of metal and affixed flat against a structure;
(F) Official signs, such as traffic control, parking restrictions, information and notices; and
(G) Temporary signs or banners when authorized by the Planning Commission.
(2001 Code, § 11.13)