I parked my car in the driveway
If someone hits a parked car then they are automatically liable.
its not
If you reverse your car and then collide with a parked car , the person who did the reversing is at fault.
The car in motion is ALWAYS at fault when it hits a stationary vehicle.
In most locations in the US, police can cite the owner of the parked car for illegal parking and obstruction, and in some cases it will be towed away. You should know your liability before having the vehicle removed on your own.
Example sentence - I parked my car in the driveway each night.
No its not illegal to have it parked out of motion but if you were to be driving then yes it is
Yes, blocking the sidewalk is illegal and if it is over the sidewalk it is not legally parked in your driveway.
Auto insurance
I'm from Michigan, so it is no one's fault HEHEHEHEHEHEHEHEH.
Yes. Being illegally parked does not affect fault. If you strike a parked vehicle, it is ALWAYS your fault because you have a duty to ensure the way was clear before moving.