How to Add an Email to a Spam List

Whether you're testing your mail filters to make sure nothing gets through, or you've set up a new webapp and need to make your service will stand up under the onslaught of tons and tons of email, Mailbait is a service that's simple to use: type in an email address and click run to instantly fill that mailbox with newsletters, notifications, and other mail.
Tags: Email, Evil week, Testing, Spam filters, filtering, inbox, Signups, Evil, Lifehacker