No licensee shall continue to hawk or peddle merchandise or services on any street, alley, or public place in the city when requested by a police officer to refrain therefrom because of congested traffic conditions. No licensee shall shout or call his or her wares in a loud, boisterous, or unseemly manner, or to the disturbance of citizens or dwellers in the city, nor shall any licensee use any loud or harsh horn or bell or other noise making devise to call attention to his or her wares or to his or her presence for the purpose of conducting the business or acts for which his or her license was granted.
Penalty, see § 10.99