It shall be unlawful for any outdoor advertiser to carry on his or her business unless the name of the licensee is attached, displayed, or printed on all billboards or signboards used by him or her, or on any notice, placard, or advertisement posted by him or her, in lettering so as to be visible from a distance of at least 5 feet from the notice or advertisement.
(1969 Code, § 15-99) Penalty, see § 114.999