> They have a big sign on the counter saying "please like us on facebook" and when you buy a sandwich the staff ask you if you are on facebook. Personally, I d

> They have a big sign on the counter saying "please like us on facebook" and when you buy a sandwich the staff ask you if you are on facebook. Personally, I dislike this sort of approach. If I need to like something to get something in return (sometimes a coupon or a download), I usually un-like the thing immediately thereafter and try to scrub all traces of it from my wall. Yes, this is going against the spirit of the exchange, but it's my FB account (in as much as I can say it is), not yours.