The only signs permitted shall be a sign or signs advertising the premises upon which it is located or displayed, or the identity of the occupancy thereof, or a service rendered therein, or a product or item available therein, or a permitted trade, business or profession carried on therein hereinafter regulated.
a. "Feather flags" and "A-frame signs" are subject to the following regulations:
1. Business establishments may display "feather flags" and "A-frame signs" only on the business premises and only during their hours of operation.
2. Each business establishment is permitted to display a maximum of two (2) signs simultaneously. One (1) of each type of sign may be displayed or two (2) signs of a single type may be displayed at one (1) time. For example: one (1) "feather flag" and one (1) "A-frame sign" may be displayed; or two (2) "feather flags" and no "A-frame sign"; or no "feather flags" and two (2) "A-frame signs" may be displayed at one (1) time.
3. "Feather flags" that are more than eleven (11) feet long, or greater than eighteen (18) inches in width are not permitted. This type of sign must be bolted down to the ground to prevent displacement from the wind.
4. "A-frame signs" that are more than thirty-six (36) inches high, or greater than twenty-four (24) inches in width are not permitted. This type of sign must be weighted down to prevent displacement from the wind.