This is practicing math without a license.
“Anyone should be allowed to talk about the traffic signals without being penalized,” says Mats Järlström. He’s suing the board.
After Challenging Red Light Cameras, Oregon Man Fined $500 for Practicing Engineering Without a License
When Mats Järlström’s wife got snagged by one of Oregon’s red light cameras in 2013, he challenged the ticket by questioning the timing of the yellow lights at intersections where cameras had been installed.