"MareCat" > wrote in message

> I was thinking it might be something like that. And when someone scans an
> item, then later changes his/her mind about buying it, I'm assuming
there's
> some sort of scan cancellation on the scanner that removes the item from
the
> running total.
>
> Mary

You'd hope so! I think it's a great idea for those watching every dollar -
you'd be able to keep a tally of the price total in your trolley as you're
shopping - if you go over budget, you can always remove a few items from the
trolly.

one day....

Lili