Most retail pundits agree that one of the best ways to make food shopping more convenient is to expedite the checkout process.
"Shoppers' No. 1 complaint in focus groups is the time it takes to check out," said Thomas D. Murphy, former Kroger IT executive and president of Peak Tech Consulting, Colorado Springs. "So anything that speeds up the checkout is seen as a huge convenience."
Starting with scanners in the 1970s, technology has helped retailers to reduce wait time at the