The members of the planning commission shall meet at such time and place as may be fixed in the commission’s bylaws. The commission shall elect one member as chairperson and one member as vice-chairperson who shall serve one year and until their successors have been elected. A secretary also shall be elected who may or may not be a member of the commission. Special meetings may be called at any time by the chairperson or in the chairperson’s absence by the vice-chairperson. The commission shall adopt bylaws for the transaction of business and hearing procedures. The bylaws may provide for and establish conditions and procedures under which subcommittees of the commission which are authorized to approve plats and make recommendations to the governing body on amendments to the zoning regulations affecting specific properties. Unless otherwise provided by this act or by ordinance of the governing body of a city or by a resolution of the governing body of a county, no action by the planning commission shall be taken except by a majority vote of the members present and voting. A record of all proceedings of the planning commission shall be kept. The commission may employ such persons deemed necessary and may contract for such services as the commission requires. The commission, from time to time, may establish subcommittees, advisory committees or technical committees to advise or assist in the activities of the commission.