While not all large insurance companies are the same, some of them might be selling insurance policies for vehicles that they do not have much experience covering. RV insurance in particular is offered by many auto insurance companies who may not be well prepared for handling the intricacies of an RV insurance claim. When choosing who is going to insure your vehicle, make sure it is a provider who specializes in RV insurance—regardless of its size—or that at least has a good track record of dealing with RV insurance policies and claims.
Collision coverage is limited to the actual cash value of the vehicle, and requires a deductible, which is the amount you'll need to pay before receiving benefits. Higher deductibles lower your premium but increase the amount you must pay out of your own pocket if a loss occurs. Ask yourself how much you would be willing to pay on short notice in order to save on your premium, or talk to your agent.
There are many factors that go into determining your car insurance rates. Some, like your age and gender, are out of your control. Others, like where you live and your marital status, are somewhat in your control. Finally, there are several factors that affect your auto insurance rates, like the insurance company you choose to work with, your driving record, your credit score, the kind of car you drive, and the amount of coverage you choose, that are completely within your control.