When it comes to the attention of the code official that a violation of this article
exists, then a written notice of the violation and a demand for the removal of the
junk motor vehicle within ten days of service of the notice shall be served on the
occupant of the land where the vehicle is, or in case there is no such occupant, then
upon the owner of the property or agent. The notice may be served by posting a copy
in a conspicuous place upon the private property upon which the junk motor vehicle
is located and by mailing duplicate copies to the owner or occupant of the private
property at the last known address with proof of mailing.