EarthLink, Inc. provides Internet Protocol (IP) based access and communications services to individual consumers and business customers in the United States. Its service offerings include narrowband access, including premium dial-up Internet access and value dial-up Internet access; broadband access through digital subscriber line, municipal wireless broadband, IP-based voice, and business services; advertising and other services comprising products for protection, communication, performance, and entertainment, such as security, Web acceleration, Internet call waiting, mail storage, gaming, digital music, and photo center, as well as provides Web hosting services. As of December 31, 2006,...