How does the whole car insurance thing work?

Steven asked: I am a 19 year old boy. My parents are buying me my first car. It is a nice pre-owned car. How does the insurance for the car generally work? Is it required? I will be in college next year. Can they take care of my car insurance? How does it work? I [...]

How does car insurance work when driving somebody else’s car?

Aquabug222 asked: I have my own car and insurance company.
My girlfriend has her own car and insurance company.

Can I drive her car? What would happen if I got into an accident? How much would it cost to be insured with her car? How would that work with 2 different insurance companies? THANK YOU!