Well I guess I did it because I didn't know any better and TurboTax didn't alert me to any potential issue with it. I must say I am not an expert on all of the vagaries of luxury autos. Obviously I screwed it up so I'll just deal with it. I just wanted to know why it did it. It would have been nice to at least have some type of an alert that you couldn't. It's simply allows you the option