Master Firm Purchase/Sale Agreement

From: stacy.dickson@enron.com

To: jpuzio@nui.com, pchymiy@nui.com

Subject: Master Firm Purchase/Sale Agreement

Cc: mark.breese@enron.com

Bcc: mark.breese@enron.com

Date: Thu, 29 Mar 2001 06:35:00 -0800 (PST)

Attached please find the above-referenced agreement for your review. Should
you have any questions or comments, please contact me at (713) 853-5705.

Sincerely,

Stacy Dickson