December 22, 2005 Brian Beattie Chief Financial Officer 650.556.8914

Exhibit 10.1

December 22, 2005 Xxxxx Xxxxxxx Chief Financial Officer 650.556.8914

VIA E-MAIL AND OVERNIGHT COURIER

Xxx X. Xxxxx

Director Finance / Land and Building

000 Xxxxx Xxxxxx, 0xx xxxxx

Stanford CA 94305-6114

Re: Exercise of Lease Renewal Option

000 Xxxxxxxx, Xxxxxxx Xxxx, Xxxxxxxxxx

Lease by and between Stanford University (as successor to MPTP Holding, LLC)

and SupportSoft, Inc. dated October , 2001 as amended in a First Amendment

dated May 31, 2003 and Second Amendment dated May 6, 2005

(collectively the “Lease”)

Ladies and Gentlemen:

This letter serves as SupportSoft, Inc.’s notice under the Lease that it is exercising the Renewal Option for the one year Renewal Term which shall commence on June 1, 2006.

Sincerely,

Xxxxx Xxxxxxx

CFO

cc: Xxxxx Xxxxx

Xxxxxxx & Xxxxx Commercial

000 Xxxxxx Xxxxxx

Suite 150

Palo Alto, CA 94301

Xxxxxx Xxxxx

Vice Xxxxxxx - Land and Building

000 Xxxxx Xxxxxx, 0xx xxxxx

Stanford CA 94305-6114

Xxxxxx Xxxxxxx

Stanford Management Company

0000 Xxxx Xxxx Xxxx

Menlo Park, CA 94025