Whenever the Board of Zoning Appeals has occasion to order a public hearing involving a change in the use of property, the following procedure shall be adhered to:
(a) The hearing shall be advertised in a newspaper of general circulation in the City at least 10 days before the hearing, and the advertising shall contain the street address, together with the permanent parcel number(s) that is the subject of the hearing.
(b) The owner or owners of all properties abutting on the parcel or parcels involved, together with the owners of the property or properties across the street or roadway opposite such parcel or parcels, shall be notified by mail of the date, time, place and purpose of the public hearing. The notice shall be sent by certified mail, return receipt requested, or by hand delivery to the specific properties to be notified by an official of the City.