(1) The Court is to fix a date before which a group member may opt out of representative proceedings in the Court.(2) A group member may opt out of the representative proceedings by written notice given before the date so fixed.(3) The Court may, on application by a group member, the representative party or the defendant in the proceedings, fix another date so as to extend the period during which a group member may opt out of the representative proceedings.(4) Except with the leave of the Court, the hearing of representative proceedings must not commence earlier than the date before which a group member may opt out of the proceedings.