Not less than six months before the date on which the Event Center is anticipated to open as determined by the Controller, the Advisory Committee shall hold its inaugural meeting. There shall be at least ten days' notice of the inaugural meeting. Notwithstanding Rule 2.21 of the Board of Supervisors Rules of Order, which provides that advisory bodies created by the Board shall meet at least once every four months, following its inaugural meeting, the Advisory Committee shall hold a regular meeting not less than once every six months until the sunset date set forth in Section 5.23-6. The Advisory Committee shall elect its own officers and may establish rules for its own organization and procedures.