[ClearCase_guy]

Here's an idea -- say "Here's your food; where's your money? You don't have the money? Then I can't give you this food."

This actually works in the real world. They should try it.

[artificial intelligence]

At my children’s school we have to pre-pay into a fund when it gets below a level I get an email to add to it. If there is no money in the account, no lunch.