--Find the dirtiest car,carefully finger your website at about bumper level..."Automatic advertising" and don't forget your own car. Trust me this works! " But be careful you don't want to get punched in the nose"
-- If you live near a beach or on a beach

you can put those old sandals to use... Carve your website deep into the rubber, I think your starting to get the Idea... "Just walk up and down the beach" You will be surprised how many people look down at the ground all the time. If you don't live by a beach maybe you have a friend who does work something out with him.
-- Plaster you business card or flyer at all the bus stops,many people are bored and always looking for something to read there.
Well, I believe you get the point... I have used all these tactics for some pretty surprising results!
Anyway, I wish you the best
Frankie D