Its new apps, which are free to users, offer additional revenue possibilities through premium subscriptions (on Box.net and Huddle.net), retail (Amazon), advertising (TripIt and SlideShare). "Is this a new business line in itself? No ... But are we providing a lot of utility for the 30 million professionals? Yes. And that activity and utlity will bolster the other four ways that we do make money." Testing the new apps in beta mode earlier this week, I was impressed.
Full Article at Fast Company