Chain that needs to be broken

Before forwarding chain mails, these can be checked at 

http://www.hoax-slayer.com/
http://www.breakthechain.org/  
http://www.consumerfraudreporting.org/chainletterhoaxes.php
http://www.snopes.com/

an interesting article on  Email Security: The Dangers of Chain Emailing

http://www.brighthub.com/internet/security-privacy/articles/3112.aspx