Political signs shall be prohibited from being located on or within public property, except when placed within a residential parkway area as provided in this section. Political signs shall not be placed on property owned or controlled by the city, school district, or other government agency, except when placed within a residential parkway. For purposes of this section, parkway is defined in Chapter 20.30. Public property shall include public parks, community facilities, street medians, school campuses, and public rights-of-way. Public rights-of-way shall include any appurtenances thereto, including, but not limited to, sidewalks, walkways, landscaped areas, trees, poles, utility boxes, bus benches, trash cans, fire hydrants, or other structures or street furniture. Political signs placed in a residential parkway area shall be permitted only within residential neighborhoods adjacent to interior residential streets and shall be located between the residential street curb and sidewalk. Political signs placed, erected or maintained within a residential park-way area shall require prior authorization from the adjacent private property owner or tenant of the residential property responsible for maintaining the residential park-way area between the street curb and sidewalk where the political sign is to be located, and said adjacent private property owner or tenant may remove any political sign placed in this area of the residential parkway area that has not received the adjacent private property owner’s or tenant’s authorization. Political signs shall not be placed within parkways adjacent to arterial streets.