A Philadelphia-based company that specialized in mass mailings of unsolicited commercial email (spam). Founder Sanford Wallace proudly called himself the "King of Spam." The company sent out millions of email advertisements daily and seemed to be enjoying a thriving business until several ISPs won their lawsuits against it. See spam.
Instead, we'd be left with companies like Cyber Promotions, and we can more easily deal with them by cutting off their Net access or simply refusing to accept any mail whatsoever from any site known to transmit their mail.