A party to a mediation may be represented by a person who is not an Australian legal practitioner in the mediation if--
(a) the party is a corporation and the representative is an officer or employee of the corporation, or
(b) all parties to the proceedings agree to the representation and the mediator is satisfied that it will not unfairly disadvantage an unrepresented party, or
(c) the mediator is satisfied that the party is unable to present the party's case properly without assistance.