Agreed. Whenever I hear stories like this, I recall this recent essay [1] that said it quite well -
> designing a human process around pathological cases leads to processes that are themselves pathological
> designing a human process around pathological cases leads to processes that are themselves pathological
The only way to prevent those kind of scams is to put all employees in probation for the first months of work and fire them if they don't perform, like it's common in the UK.