These rules, and any program guidelines may be relaxed or modified by the court in its discretion if it determines that injustice or inequity would otherwise result. Factors to be considered in making that determination include but are not limited to (1) the incapacity of one or more parties to participate in the process, (2) the unwillingness of one or more parties to participate in good faith, (3) the previous participation by the parties in a CDR program involving the same issue, and (4) any factor warranting termination of the program pursuant to Rule 1:40-4(h).