Damage to private property and high risk of injury on both the driver and occupants of the house.
Yes, private property does not obsolve you of your responsiblity.
it might be considered as a hit and run or destroying private properity.
YES.
It should, there is virtually no difference between private property and public property when it comes to accidents.
Car repo is covered by its own law. So No
Whoever the car belongs to.
If the car is located on private property, it does not have to be insured.
You do.
yes
yes
No. There are no restrictions to how long one keeps an unregistered car on one's private property in Queensland, as long as neighbours do not complain.