Second, is to know your children's friends because friends have a strong influence on each other, as we know children spends time at school and stay with their friend much more than family. There are things that parents can do is to welcome your children's friends into your home, after that try to talk to them openly. Beside, parents could ask them some question and try to learn about they behaviour. Parent should be a good listener and makes their children feel free to talk. This could make children say what they really feel without any concern and it can help to reduce risk behaviour in children as well.