Skype Call & Click Creates New Advertising Revenue Stream

We all know Facebook has 500 million users--heck, it's even advertised on movie posters now. But many often forget another service that boasts more members than Mark Zuckerberg's social network: Skype. Today, the Internet-phone service announced Click & Call, its first foray into advertising. And with more than 560 million registered users worldwide, Skype's new service is almost guaranteed to be a success.

Click & Call enables customers to call certain phone numbers for free that are...