(1) Petitions requesting this court to exercise its original jurisdiction shall be granted only when there are special and important reasons for doing so. The following, while neither controlling nor fully measuring the court's discretion, indicate the character of the reasons that will be considered: When a trial court or administrative agency has decided a question of substance not theretofore determined by this court; or has decided it in a way probably not in accord with applicable decisions of this court; or has so far departed from the accepted or usual course of judicial or administrative agency proceedings as to call for an exercise of this court's power of supervision.
(2) A petition shall, as far as possible, contain in the order stated:
(a) A cop