There are some things that everyone just does, eve...  ...ould be "wrong.") However, there are a couple of " unwritten rules " in this list that you WISH people would follow....  ...WISH people would follow. See the rest of the 19 unwritten rules

People fall into habits, which become customs, and...  ...which become customs, and then eventually become unwritten rules . Some drive you crazy, while others make perfect...  ...r the elevator is stopping on? There are 15 other unwritten rules