The state is projected to lose about $7 million because of unregistered paper tags, $10 million because of the alteration or blocking-from-view of license plates, and $11 million because of an inability to track down addresses for those who use tribal plates.
And all they had to do, really, was fix the coin machines that were constantly broken.
Ohio just has an employee sitting in the booth to collect the money. You can also optionally use an ezpass to avoid human interaction.