How do you decide if something like that works? Is it by stats on "repeat offenders", or something else? All I can say is that when you've been asked to pay €

How do you decide if something like that works? Is it by stats on "repeat offenders", or something else? All I can say is that when you've been asked to pay €50,000 for speeding I suspect you'll be hesitant to speed again, and so I believe the system works.