The headings in these Terms of Use are solely used for convenience and have no legal or contractual significance. We may assign this Agreement, in whole or in part, at any time without notice to you and upon such assignment will be relieved of any further obligation under these Terms of Use. You may not assign, transfer or sublicense your rights, if any, under these Terms of Use. Our delay or failure to exercise or enforce any right or provision of these Terms of Use with respect to a breach by you or others shall not constitute or be construed as a waiver of such right to act. We shall not be responsible for any breach of these Terms of Use caused by circumstances beyond our control.