Send anonymous emails to any email address from any email address.

To Who should receive the email? (Example: myfriend@example.com)
From Who should the recipient think sent the email? (Example: myfriendsboss@example.com)
Subject What should the subject of the email say? (Example: "Please come to my office...")
Message The content of the email. (Example: "We need to talk in my office because...etc.")