The Director of Planning shall serve as advisor to the Planning Commission on all planning and zoning matters brought to their attention, and be responsible for scheduling all Planning Commission meetings in accordance with the guidelines established by the Planning Commission. The Director of Planning, or authorized representative, shall represent the Planning Commission at official meetings at which the Planning commission recommendation or opinion is so solicited, inclusive of, but not limited to, meetings before the Board of County Commissioners, regional planning advisory meetings, and at such other times as approved by the Planning Commission.