Guerrilla Mail. Get an email address which expires in 15 minutes. Just enough time to sign up and receive opt-in confirmation for some service or other that you’re not sure about. And if you need more time, you can extend the cut off.
Guerrilla Mail provides you with disposable e-mail addresses which expire after 15 minutes. You can read and reply to e-mails that are sent to the temporary e-mail address within the given time frame.
