(a) Unless this chapter, the articles, or the bylaws require a greater vote or voting by class, if a quorum is present, the affirmative vote of a majority of the votes cast is the act of the members. (b) A bylaw amendment to increase or decrease the vote required for any member action must be approved by the members. (Code 1981, § 14-3-723, enacted by Ga. L. 1991, p. 465, § 1.) COMMENT This section is based on the Model Act. If a quorum is present, the affirmative vote of a majority of votes cast is sufficient to approve a matter, unless otherwise provided in the corporation’s articles or bylaws or this Code. 14-3-724. Proxies.