You might find pure $1M saving opportunities. But quite often the saviour of $1m is not aware that this can cause a $10m loss somewhere else, for example, a leg

You might find pure $1M saving opportunities. But quite often the saviour of $1m is not aware that this can cause a $10m loss somewhere else, for example, a legal liability. Or maybe in order to find one $1m saving opportunity, established processes should be disrupted at a cost of $10m.