Prepared by R.R. Donnelley Financial -- Letter of Authorization, dated 4/27/2004

EX-23.4 23 dex234.htm LETTER OF AUTHORIZATION, DATED 4/27/2004 Prepared by R.R. Donnelley Financial -- Letter of Authorization, dated 4/27/2004

Exhibit 23.4

Ferris Research, Inc. – Letter of Authorization

Date:

April 27, 2004

To:	Betsy Crosby

J.P. Morgan Securities Inc.

560 Mission St., Floor 19

San Francisco, CA 94105

Tel: 415-315-8306

Fax: 415-315-8685

Dear Ms. Crosby,

Please consider this letter as written authorization to use the following data:


Data point/quote	Report	Pg. in Source	Note

The aggregate cost due to spam threats for American corporations exceeded $10 billion in 2003	Title: “Spam Control: Problems and Opportunities”, January 6, 2003 http://www.ferris.com/url/spam.html	Pg. 15 (enterprises), pg. 20 (ISPs)	Add the dollar amount for enterprises on pg. 15 and ISPs on pg. 20 to get to the $10.0 billion

As of January, 2003, Only 10% of corporate mailboxes have some level of anti-spam solution	“Spam Control: Problems and Opportunities”, January 2003, Ferris Research Analyzer info Service	Pg. 15

As of January, 2003, Only 10% of corporate mailboxes have some level of anti-spam solution	“Spam Control: Problems and Opportunities” January 2003, Ferris Research Analyzer info Service	Pg. 15

By:

/s/ Davis Ferris

Davis Ferris

President

Ferris Research, Inc.