(1) The affairs of the association, to the extent that they are not to be attended to by the board or another organ of the association, are dealt with by resolution in a meeting of the members. In order for the resolution to be valid, it is necessary for the subject to be stated when the meeting is convened. The resolution is decided by the majority of the votes cast.
(2) Even without a meeting of the members, a resolution is valid if all members declare their approval of the resolution in writing.