This might help. 5 Newsletters, e-mail alerts, and watch list help..
Tom
Is anybody else not receiving the cnet newsletters? For some reason they just stopped coming about a week or two ago for me. Nothing in my spam filter has changed and all of the email address that cnet send from are in my filters. All of the newsletters I have signed up for are listed in the management page... but nothing is coming to my inbox. Am I alone here...

Chowhound
Comic Vine
GameFAQs
GameSpot
Giant Bomb
TechRepublic