New York artist Jay Shells got tired of the rude manners of fellow New Yorkers and decided to take matters into his own hands. He created official-looking etiquette signs around Manhattan, under the guise of the "Metropolitan Etiquette Authority."

This one above is my favorite. Bravo! Link - via Laughing Squid

Whoever said using the Internet will make life any easier obviously didn’t think about the social consequences of people’s actions when they type the wrong thing to the wrong person. A good example of when things can go bad is when someone uses a social networking site such as Facebook to break up with their boyfriend.

So, let’s open those ears and start learning a few do’s and don’ts of Facebook usage.