In this subtitle, the following terms have the meanings indicated. “Commercial speech” means speech or sound intended to promote any business or other activity carried on for profit. “Market Center Urban Renewal Area” means the urban renewal area established by the Market Center Urban Renewal Plan. “Publicly amplified sound” means any radio, phonograph, tape- or compact disc-player, loudspeaker, or other device that:electronically produces, reproduces, or amplifies the human voice or other sound; and is located:on public property; or on private property, but either:in an unenclosed area; or if in an enclosed area, within 9 feet of the nearest outside edge of the enclosed area. City Code, 1976/83, art. 19, §225 (parts) Ord. 99-548