While we walk solemnly down the checkout aisle reading about these rehab princesses, let us remember those who 12-stepped before them.

Webb's City is credited as having implemented a new idea in the checkout aisle, the express lane, 10 items or less.

"The greed factor is that any company loves the idea of advertising at a competitor's checkout aisles," he said.

In the checkout aisle I realized I had a lot to learn.

He ran back through the checkout aisle.

I click my way to Webvan's checkout aisle to schedule a delivery time.

For its supermarket system, Turner places a monitor over each checkout aisle.

The counter adjacent to the accessible checkout aisle has a maximum height of 38 inches.

If a lip is provided between the counter and the checkout aisle, its maximum height is 40 inches.

Only 2 of 14 checkout aisles open, and neither has more than two customers waiting in line.