Think the best grocery deals are at Wal-Mart?

“Michael Berberick and Montelle LeVering have news for you. The Dublin couple have developed a system that they say saves people between 40 percent and 50 percent off Wal-Mart prices, and 75 percent to 85 percent off regular prices at traditional grocery stores such as Giant Eagle and Kroger. For $15 a month, The Grocery Advantage provides members, via the Internet, a weekly list of 50 grocery items that are the biggest bargains in central Ohio, once sale prices and coupons are taken into account.”