In the event that any provision of this Memorandum of Understanding is declared by a court of competent jurisdiction to be illegal or unenforceable, that provision of the Memorandum of Understanding shall be null and void but such nullification shall not affect any other provisions of this Memorandum of Understanding, all of which other provisions shall remain in full force and effect. By mutual agreement, the parties may enter into negotiations when requested by either party, for the sole purpose of arriving at a mutually satisfactory replacement for such provisions.