(a) The procedures of this Court are governed by Tennessee Code Annotated and by the Tennessee Rules of Appellate Procedure (hereinafter Tenn. R. App. P. ). These court rules are designed only to govern certain aspects of practice of this Court and supersede all previous rules of this Court.(b) For good cause, including the interest of expediting a decision upon any matter, this Court, or the panel assigned to hear a particular case, may suspend the requirements or provisions of any of these rules in a particular case on motion of a party, or on its own motion, and may order proceedings in accordance with its discretion.