All zoning permits shall, however, be conditional upon the commencement of work within six (6) months. One copy of the plans shall be returned to the applicant by the Zoning Enforcement Officer, after the Zoning Enforcement Officer shall have marked such copy either as approved or disapproved and attested to same by his signature on such copy. One copy of the plans, similarly marked, shall be retained by the Zoning Enforcement Officer. The Zoning Enforcement Officer shall issue a placard, to be posted in a conspicuous place on the property in question, attesting to the fact that the use or alteration is in conformance with the provisions of this Ordinance. (Ord. 1994-02. Passed 5-17-94.)