pet peeves

There are close to 7 and a half billion people on this planet and over 3.19 billion of those live in the USA, so what really ticks us off about our interactions with others?

What type of person are you? I will be playing along with this game, and if your answers are different from mine, let me know why.

My top three pet peeves are probably more common than not, but I'd like to know, what are yours?