If they have a warrant, they don't need to ask. It also depends on why and where they searched the car, but generally, no.
No, not without your permission.
no
Certainly. In many cases written consent would be difficult.
Not without the buyer's consent if a contract was already formed
Generally not without the co-owner's consent.
Vehicle Code Section 10851(a) states that it is illegal to take or drive a vehicle without the owner's consent, commonly known as car theft. It is considered a felony offense in California and is punishable by imprisonment and/or fines.
If the vehicle is registered to you, then this is grand theft. Call the police and report it. If the vehicle is not owned by you, then it may be theirs and they have a perfect right to drive their own vehicle.
The answer is NO! If somebody used your car without your consent, it is theft. Simple as that .
Depending on the province you live in you will have to purchase motorcycle insurance either through the government or through a private company. There is no way to purchase motor vehicle insurance without going in to a broker location and showing identification and signing forms/receiving license plates.
That is not possible.That is not possible.That is not possible.That is not possible.
If the police have "probable cause"., meaning that they may believe there is something illegal, they can.
No. But you can get married at 18 without needing parental consent.