I have written an article about Under Insured Coverage on my Biker and Motorcycle Lawyer Blog. It explains what this type of coverage is, and why bikers should get this kind of coverage. You can find the article here: http://www.bikerlawblog.com/index.php?blog=6&title=car_motorcycle_and_other_vehicle_insuran&more=1&c=1&tb=1&pb=1