Although, you could leave the car in downtown Philly and let it get stripped.
Choublak, do you know where the Pacific Northwest part of the US is located?
Kinda surprised that she has not tried to drive a tractor.
So far, Hayfmr, she has shown you how determined she is to get alcohol. I hope your will to keep her from driving is stronger than her will to get alcohol. Driving a tractor to get something to drink? It is possible given her past behavior. How do you disable a tractor? Take out the battery?
I do not have any more ideas.