If the Zoning Inspector decides that any outdoor display or advertising sign now existing or hereafter erected is unsafe or insecure, or is being maintained in violation of this chapter, he shall give written notice of his decision by certified mail to the owner or person, firm or corporation having control thereof. Oral notice may be utilized where the danger to public safety is imminent. If such party fails to remove or alter the structure in order to comply with the standards herein set forth within the time specified in such notice or fails to appeal such decision as provided by Section 1185.04
such outdoor display or advertising sign shall be removed at the direction of the Inspector at the expense of such owner or person, firm or corporation having control thereof.