Want to "Rat on a rat"?

Yahoo! has proclaimed today as "Dump the Junk Day:"

Among the goals of "Dump the Junk Day" is educating people. Research released by Yahoo revealed that 56 percent of U.K. e-mail users are perpetuating the spread of junk mail by replying to it, and thus clarifying that their e-mail address, which is generally targeted at random, is indeed valid and in use. It is a mistake guaranteed to attract even more unwanted mail.

You are hereby encouraged to "rat on a rat" by reporting the most prolific spammers to dumpthejunkaward@yahoo.co.uk.