one cannot transfer easy pass from car to car.
This has nothing to do with toll collection and everything to do with tracking people in our increasingly totalitarian society.
Genocide will be much easier for our killers than in previous generations. We can always be found.
Illinois is part of EZPass network. I can add multiple cars to the Ipass transponder. Not sure how it works in other states
Yes you can. My ez pass has 3 cars registered. I take it on business trips and register my rental cars.