Письмо на тему проблемы молодёжи. начать dear и так далее

Dear young people please stop smoking and drinking, injecting drugs, etc.

Dear Tom, would like to tell you about the problems of young people in our city, almost all smoke and drink, drink, I used to smoke, too, but decided to quit, here in Moscow to present problems with teenagers..как нибудь в этом Роде)