It shall be unlawful for any person, when making or attempting to make any repossession of any motor vehicle or any other personal property, to represent himself as a policeman, or a member of the Police Department of this City, or to be connected with the Department, whether expressly or by implication, or by the use of display of any emblem, badge, insignia or uniform calculated to indicate that the wearer is a policeman, or a member of the Police Department, or connected therewith in any way.