Amendments. This Agreement may not be modified or amended except pursuant to a written instrument executed by all of the Parties.

Amendment. This Agreement may not be amended except by an instrument in writing signed on behalf of each of the parties hereto.

Amendment. This Agreement may not be modified except in writing signed by each of the parties hereto.

Amendments. This Agreement and all documents and instruments executed in connection herewith or in furtherance hereof may not be amended, modified or supplemented, except by an instrument in writing signed by all Parties hereto.

Amendment. This Agreement may not be modified, altered or changed except upon express written consent of both parties wherein specific reference is made to this Agreement.

Amendment. This Agreement may not be modified, altered or changed except in writing and signed by both parties wherein specific reference is made to this Agreement.

Amendments. This Agreement may not be amended, modified, supplemented or terminated, nor may any of the obligations of the parties hereto be waived, except by written agreement executed by the parties hereto.

Amendment. This Agreement may be amended, supplemented or modified only by a written instrument duly executed by or on behalf of each Party hereto.

. This Agreement may not be amended except by an instrument in writing signed by the Parties.

Amendment. This Agreement shall not be amended except in writing signed by the parties.

Amendment. This Agreement may be amended only by written instrument duly signed by each of the parties to this Agreement.