And guess what, no more 10 mph cushion.

"establishes a system of civil fines that start with $65 tickets for the owner of a car photographed doing between 1 and 15 mph above the posted speed limit."

http://blogs.desmoinesregister.com/dmr/index.php/2012/12/04/polk-supervisors-approve-ordinance-clear-way-for-mobile-speed-cameras-in-march/article