§ 110.07 SIGNS TO BE OBSERVED.
   It is unlawful for any peddler, solicitor, or canvasser in the course of his or her business to ring the doorbell or knock at any building whereon a sign bearing the words “no peddlers, solicitors, or canvassers” or a similar message is exposed to public view.
(1989 Code, § 8-1-7) Penalty, see § 110.99