20 reasons grownups love Facebook

The author of this post joined Facebook to spy on her teenage daughter. Now she’s hooked. Why does the post-college crowd love Facebook so much? Here are 20 reasons, including the obvious (“Seeing only boyfriends/girlfriends.”) and the not-so-obvious (“It’s our version of the mall from our teenage years. We run into the most unusual people and can hang out for hours without buying anything.”). Take a look .