The first thing you should always do is to shop around. Take a look at the prices everywhere, and not just the well known and popular places. Look at them all and you might find a better deal than you already have. It is best to do this before you have a car though, but if you already have one, it's no big deal. You should look at the price of the deductible as most of the time, if the cost of this is higher, the cost of insurance is lower. As with most things having a better credit rating will also improve the cost of insurance.
As well as this, you should look into combining your home and car insurance, as many place will lower the