The good being; making new friends, finding boyfriends/girlfriends, arranging parties and meet-ups and generally chatting to existing friends.
The bad side of Facebook however, is that it is a stalkers dream, full of whores with barely anything on and is the main reason for so many of lifes problems. Its causes fallings out between friends, and ruins trust between the perfect relationship.
Trust me; most people would be so much happier if they didn't have a Facebook account
Girlfriend checks boyfriends Facebook to see if he has problems which he is keeping from her
Girlfriend sees what seems to be a flirty message between boyfriend and a different girl.
Girlfriend, having been cheated on in the past, is upset and loses a little trust in her boyfriend
Boyfriend finds out she has been on his Facebook, loses trust in her for looking through his Facebook.
Boyfriend suggests going on a "break" to sort his head out
Girl: Last night I didn't get any work done because I was looking at facebook all night!
Girl 1: I found that really hot guy from our history class on facebook last night!
Girl 2: Really?!
Girl 1: Yeah! His name is insert name here, he's in insert classes here, he's single and is looking for a relationship, friendship, dating, random play, or anything he can get! (options under relationship status and what one is looking for)
Facebooker 2: wow. I really didn't need to know all that.