E-mailman turns away spammers
How it works: Clients bring their own mailing lists or use online sign-up forms to generate e-mail addresses. They use WhatCounts' Web interface to send messages to people and manage e-mail lists. WhatCounts' revenue is based on the volume of e-mail sent.
It's not spam. Really: Geller said WhatCounts' mailings are sometimes confused with spam. But the company requires customers to guarantee they'll send e-mail only to people who have requested it.
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