AFP - Mobile phone giant Vodafone announced Tuesday the surprise exit of chief executive Arun Sarin, who will quit on a high note after five years in charge as the group returned to profit.

Reuters - The market for software to protect mobile devices such as smartphones has yet to take off despite brisk sales of devices such as Research in Motion Ltd's BlackBerry and Apple Inc's iPhone.

AP - Borders Group Inc. is returning to online retailing after seven years paired with Amazon.com, but analysts say it will be a challenge for the nation's second-largest bookseller to compete with established Web retailers.

AFP - Hong Kong's largest property firm Sun Hung Kai said Tuesday it had ousted Walter Kwok as its chairman, replacing him with his 79-year-old mother after a high-profile feud at the family-run firm.

Reuters - Microsoft said on Tuesday it expects global unit sales of its Windows Mobile software for cellphones to grow at least 50 percent per year in fiscal years 2008 and 2009.

AP - A $1 billion copyright infringement lawsuit challenging YouTube's ability to keep copyrighted material off its popular video-sharing site threatens how hundreds of millions of people exchange all kinds of information on the Internet, YouTube owner Google Inc. said.

AP - Borders Group is jumping back into online retailing with a Web site designed to evoke the feeling of browsing at a neighborhood bookstore, down to the popular shelves of staff picks that are familiar to its customers nationwide.

AFP - India's Reliance Communications said Monday it was in tie-up talks with MTN after rival mobile operator Bharti Airtel hung up on discussions with the South African phone giant in a dispute over control.