negligence can't be deliberate That's the problem, isn't it? Many crimes, for the law to apply, have to be committed knowingly. But if your internal controls a

negligence can't be deliberate That's the problem, isn't it? Many crimes, for the law to apply, have to be committed knowingly. But if your internal controls are weak, and if cross-checking when billing is discouraged you just overbill on the chance that the customer will pay up. And you don't commit crime, only if you check and bill anyway, then it's crime! If we are arguing language, the correct words should be "criminogenic environment".