12 Important Unspoken Rules In Life Everyone Should Know

1. When borrowing a car, remember to refuel it before returning.

2. Allow people to exit the elevator and train before boarding.

3. Don’t propose your beloved at someone else's wedding.

4. If you've borrowed something three times, it's time to get your own.

5. If you need to cancel plans with a friend, take responsibility to reschedule.

6. Use headphones instead of playing mu…