(1) Not later than eight days before the first mediation session or within such period of time as the parties may mutually agree upon, each party shall present to the mediator and the other parties a memorandum setting out the party’s position with regard to the issues which require resolution.

(2) The mediator may request each party to submit a written statement of that party’s position and the facts and grounds in support of that position, supplemented by any documents and other evidence that the party considers appropriate.

(3) At any stage of the mediation proceedings, the mediator may request a party to submit additional information as the mediator considers necessary.