Sick of Spam? Fight Back!
CAUCE - THE COALITION AGAINST UNSOLICITED COMMERCIAL EMAIL
CAUCE is a volunteer organization fighting for spam legislation both domestic and abroad.
The complete guide to spam and other dishonorable email activities
How spammers get your email address
An excellent article from CNET about risky internet behavior and what leads to your inbox getting spam.
Find out who really sent you that email, by learning to read e-mail headers you can determine the real spammers identity and whether or not they used an open relay to spam.
Maintains a list of open relays that are being exploited and provides resources to inform the victims.
SpamCop offers a free service that is quite handy for beginners. Once registered, a user can submit spam directly to spam cop, spamcop then dissects the headers and automates complaints to the spammers ISP and Upstream Providers
Spamhaus Project
Spamhaus is a great way to find out where most spam is coming from and who has open relays in their network. Spamhaus maintains block lists for network administrators so that they can refuse spam before it ever hits your inbox.
A great resource listing government organizations that accept and respond to spam complaints.