THe headlights are pretty easy to steal. And I've heard of alot of peoples being stolen. I live in the boston AREA, and I've never had anything like this happen to me. There is something that Nissan makes that is a "lock" for your headlights, so they don't get stolen. I saw it at courtesy parts:
http://www.courtesyparts.com/Merchan...de=A33KT-HDLCK