Crank seal sump oil pump turbo oil return feed could be any of those buddy clean up the whole area start the car and sit underneath untill you see it may take a while until the oil thins out
Your oil rings don't show compression failure tho that's why you have compression rings as far as I'm aware anyway like I said before mate the only thing I could think of is oil rings did you check ya plugs dude??
I had a parking ticket from a private firm got about 3 letters then they just gave up they have no official grounds to charge you was there any kind of pay and display ???