Pet Peeves

Office Pet Peeves! [POLL]
We spend a lot of time at work. So what drives you nuts at your office or work place? A recent survey said the number one office pet peeve is being copied on emails that are not relevant.
Pet Peeves, Grrrr! What’s Your Biggest Pet Peeve?
I was thinking about pet peeves today. You know, those little things that people do or things that happen and it just totally annoys you! OMG, I didn't realize how many I have :/ Here are some of my pet peeves! Tell us your biggest pet peeves!