If any part, clause or condition of this Agreement is held to be partially or wholly invalid, unenforceable or inoperative for any reason whatsoever, such shall not affect any other provision or portion hereof, which shall continue to be effective as though such invalid, unenforceable or inoperative part, clause or condition had not been made. If any provision, or its application to any Person or circumstance, is held by a court of competent jurisdiction or an arbitrator pursuant to Section 18 hereof to be invalid or unenforceable, the court or the arbitrator is empowered to and shall modify any such provision so as to be enforceable. All remaining provisions shall remain valid and enforceable.