Possible but more expensive. Almost all insurance companies will sell you a policy.
It may, or it may not. Different insurance companies have different policies on how they raise rates. If it was a first accident and there are no other accidents or other violations, then it may not go up all that much, if any.
In California you have to be at least 25 years old to rent a car. Insurance companies will not give an 18 year old rental car insurance. If you do find a rental car company that will allow you to rent a car from them, the insurance you have on your own vehicle will cover the rental car as well.
Depend on companies and engine size of the car and other factors.
Insurance companies usually have higher rates for young drivers due to their lack of experience, lack of responsibility, and the idea that they are more impulsive on the road. Not all teenagers are this way, but the insurance companies have to take care when insuring young drivers.
Many companies specialize in travel insurance for seniors. For some online examples you can visit www.insureforall.com/travelling-over-80.cfm or www.travelinsurance-quotes.com/seniors.cfm
No it depends on you insurance company, some companies require the kid to be on the insurance while others don't until they get their day license.
Federal child labor laws do not allow companies to hire 10 year old workers.
Probably very few ! Most companies wouldn't be able to get insurance cover for someone that age. Your best bet would be a paper round !
Rental car companies do not rent cars to 16 year olds, so they would not allow them to take their cars on a road test.
The insurance is the problem. There are a few companies that rent nationwide to younger people, but you will pay extra. Advantage is one of them.
Farmers Insurance and State Farm are two larger and more established life insurance companies. Both are based in the US and over term life policies.