Mutual benefit associations shall hold annual meetings on a definite day in each year, to be fixed in their bylaws, for the election of officers thereof and to transact such other business as may properly come before such meetings, and due notice of such meetings shall be given to each member, and benefit certificates issued to each member after the passage of this article shall contain thereon a statement of the date when such meetings shall be held each year at their home office, and ten percent (10%) of the members of such association present in person or by proxy shall constitute a quorum for the purpose of transacting business. Such associations may, by bylaws provide for filling vacancies on the board of directors until the next regular annual meeting thereof and may provide for special meetings of the members.