1.   Residence Signs.

   A.   Signs are not permitted in any residence district, except as used with home occupations and public or semi-public uses, in which case they shall conform to this section.

   B.   Except as otherwise provided, home occupation or professional signs in any residence district or in connection with any residential building in any other district shall not exceed six square feet in area.

   C.   Any announcement sign of a club or public or semi-public building shall not be more than 12 square feet in area and shall refer only to the premises that it occupies.

2.   Business Signs.

   A.   In B-1 and B-2 Districts, signs, any part of which projects out from the building from four inches to 18 inches, shall be erected so that no portion of the sign is less than eight feet above grade.

   B.   Signs which project more than 18 inches from the building must be at least 12 feet above grade and may extend a maximum of eight feet, provided that they do not extend further outward than a point two feet in back of the curb face.

   C.   Moving, flashing, or illuminated signs or colored lights that may be confused with traffic lights and therefore potentially hazardous are not permitted.

   D.   Freestanding commercial or industrial signs placed on a vacant lot that do not otherwise conform to these regulations may be permitted when authorized as a special exception by the Zoning Board of Adjustment.

3.   Real Estate Signs. Real estate signs that are not more than six square feet in area and are located a distance of at least one-half the depth of the required yard behind the front lot line may advertise the sale, rental, or lease of only the premises on which such signs are maintained. Not more than two such signs shall be permitted per 100 feet of lot frontage.

4.   Industrial Signs. In the industrial district, industrial signs, billboards, or advertising structures shall be permitted subject to the following conditions:

   A.   No sign may extend over the public right-of-way more than six feet or closer than five feet to the curb face unless the bottom point of such sign is at least 14 feet above the top of the curb. In no case shall any projecting sign extend beyond the face of the curb.

   B.   If the sign is illuminated, it shall not be the flashing beacon type, and if such illuminated sign faces a residential zone district or a residential use in any zone district, it shall be located at least 100 feet therefrom, measured perpendicular to the face of the sign.

   C.   Within 30 days after a business ceases to operate, all of the signs that are located on or near the former business premises shall be removed by the owner of the premises.