"Can we get more people to obey the speed limit by making it fun to do? The idea here is capture on camera the people who keep to the speed limit. They would have their photos taken and registration numbers recorded and entered into a lottery. Winners would receive cash prizes and be notified by post. Better still, the winning pot would come from the people who were caught speeding." - Simon

So it'd be in my interest to encourage everyone else to speed … - Amit Patel

I heard an interesting podcast the other day about doing something similar with savings accounts to encourage people to save. http://freakonomics.blogs.nytimes.com/2010... - Benjamin Lee