You’ve probably noticed that little box just below the user information on user profile pages. Well before now they’ve only linked to some internal pages of twitter.

Lately I’ve seen this question all over the web, “How does twitter make money?”. Well to put it simple, they don’t.But now twitter has started to advertise third party applications (for free).

The ads are unobtrusive and generally promote twitter related items so they blend nicely with the current layout. But the real question is how much does it cost to get your app featured in those new advertising spots. John Battelle said that Federated Media is sharing some of its revenues from ExecTweets but also notes that twitter has a history of promoting apps that they find interesting without receiving any compensation for it.  Read the rest of this entry »