Understand why your parents are strict. Also understand all the implications of your actions and act responsibly. Don't hide things, don't lie. Don't race across a street without looking. Understand that strangers can kidnap you, there' s been many cases over the years. Know how to avoid putting yourself in a dangerous situation. Also, if out late at night, never go alone. Always in groups. Know how to remain calm and think logically in extreme situations. How to call for help and who to call.