Its creeping and lame. He may not like the song choices plus he might be seeing another girl and she may walk up and do the same thing by leaving him something at his car.
I think its a cute idea. And leaving it on the car isnt a bad idea but I think you should try coming up with something better.. but if not still definitely do it! :).
I cant really gove you an answer,but what I can give you is a way to a solution, that is you have to find the anglde that you relate to or peaks your interest. A good paper is one that people get drawn into because it reaches them ln some way.As for me WW11 to me, I think of the holocaust and the effect it had on the survivors, their families and those who stood by and did nothing until it was too late.