Wal-Mart stores' annual meeting this year was themed ``Let's roll'' Indeed.

Wal-Mart stores' annual meeting this year was themed ``Let's roll''

Indeed, Wal-Mart, with grocery-related sales of $837 billion last year ($653 billion from supercenter and $184 billion from Sam's Club) is rolling throughout supermarket chains and is poised to batter many marketers, media and advertising businesses in the proces

Retail consultant Burt Flickinger says across the next three to five years the U will behold ``the biggest period of retail consolidation since the Great Depression,'' and estimates Wal-Mart will make progress close to $30 ...