WAIVER AND AMENDMENT. The waiver by either party of a breach of or a default under any provision of this Agreement, shall not be construed as a waiver of any subsequent breach of the same or any other provision of the Agreement, nor shall any delay or omission on the part of either party to exercise or avail itself of any right or remedy that it has or may have hereunder operate as a waiver of any right or remedy. No amendment or modification of any provision of this Agreement shall be effective unless in writing and signed by a duly authorized signatory of BOLAG and Licensee.