Mailshell, a San Francisco software company, is working with the nonprofit site TechSoup.org on a campaign to help charities fight unwanted e-mail messages. The effort will culminate in Mailshell’s ...

While some would say there is no such thing as a free lunch, if by “lunch” they mean canned spam, they’re wrong. A free application called SpamPal will toss your junk mail in the can quietly, ...