One small company we spoke to ended up getting their legitimate mail blocked by anti-spam software, because they had been used as a spam relay, and that was very, very painful.

Do you need access to the whole company? Should you be developing software from home? If software is a crown jewel, don't allow it.

A legitimate charity will not send you an unsolicited e-mail asking for money -- that's not how a professional charity works,

If a company does get caught, it's too late to go out and buy the software, ... Otherwise there's no incentive for companies to deal with this on their own. We make it expensive for the companies that get caught.

We believe we're the first software company to do this.

IBM has decided that being a company committed to open standards, open document formats and free software means ultimately reassessing the patent process and its role in your relationship to your customers,