Or develop 12 competing apps that each only work in different lots.
It's extra silly cause I once parked in central Oslo and got the ticket mailed to my sthlm address. No fuss, no problem, super easy!
We got a lot to learn from our neighbours....
One day we will attempt to roll out such a system. We'll pay McKinsey billions to develop and operate it, set no targets, and they will take the money and disappear for 10 years, and then deliver some unusable website developed by one offshore developer.