Chain Letter Evolution: Extensive history of chain letters. Focus on paper good/bad luck chain letters since 1900 and the origin of money chain letters.
Chain letters and how to defeat them: An "anti-chain letter" suitable for use in replying to chain letters. Also other chain-letter-fighting resources and links to humorous anti-chain letter sites.
Craig Shergold and Ryan McGhee Chain Letters: Site from Make-A-Wish Foundation debunking the story that a 7-year-old named Amy is working with the Make-A-Wish Foundation to raise 7 cents every time the e-mail is forwarded.
Fraudulent Jessica Mydek Chain Letter: The American Cancer Society is greatly disturbed by reports of a fraudulent chain letter circulating on the internet which lists the American Cancer Society as a "corporate sponsor" but which has in no way been endorsed by the American Cancer Society.
Kill The Chain: Anti-chainmail site with archive, forum, and satire.