Any person desiring to address the Council shall first secure the permission of the presiding officer so to do and may address the Council by oral or written communication on any matter concerning the city's business or any matter over which the Council has control; provided, however, that preference shall be given to those persons who have notified the City Manager in advance of their desire to speak in order that the same may appear on the agenda.
(`78 Code, § 2.08.080.)