Colleagues and roommates aren't the only ones who use passive aggressive language to send a message to those that annoy them. Bored Panda has compiled a list of the most brilliant ways people told their neighbors they were being a**holes, and they will definitely give you some ideas on handling residential disputes.

I mean, you can only live next to a wannabe-drummer or a pile of garbage for so long, right? From asking the neighbors to quit dropping cigarette butts on the ground to reminding them that your yard isn't a dog toilet, the people behind these messages would probably graduate from Anger Management University with an A+ in all of their curricula. Scroll down to check them out and upvote your favorites.