Whether it’s standing in the coffee line at 7-Eleven, sitting in your car at a traffic light or just scanning the tabloids in the checkout at the supermarket, the average person wastes precious time standing in lines. Picking the right line is almost as difficult as trying to read the dietary content on labels.

During one recent visit to the supermarket, time was growing short. The odds of my finding everything on my grocery list were slim to none, so I decided to check out.