According to All Things D, Apple has acquired a mobile advertising firm called Quattro Wireless for $275 million. Quattro is a competitor to Admob which Google outbid Apple to $750 million for just months ago. Google-Admob still has to meet justice department qualifications before the deal is complete.
If the deal is completed, Apple will have entered the mobile advertising world (a big departure for Cupertino), where its iPhone continually outpaces other smartphones for advertising