If he wants to stand out there and pass flyers out, great, at least I have the opportunity to accept or decline and no one touches my property.
To some, their car means more to them than others, if you don't mind folks doing things to yours when your not there, good for you. I simply prefer my vehicles not be touched by others who don't have my permission.
I may be completely alone feeling as I do in this, but that's my opinion, and I'm entitled to have it. Just as you are to feel I'm wrong.