At 23:08 13.11.2002 +1100, you wrote:

>but I still have to stand in a queue if someone else
>also want to do that (LockWait = True). Occationally I have no time to wait
>and leave without getting my groceries (LockWait = False).
>
>If you go home without getting your groceries, what happens to your
>transaction? Is it left in limbo?

Well, not quite in limbo, but the transaction is not completed
automatically. Going home is an active choice made by me - it was up to me
as a customer to decide whether I wanted to try again and commit my
purchase or give up and roll back home.

Set