suggestions

The answers is:
1. For an effective intervention programmes, we must focus on the reducing of the risk factors
2. Getting the participation from all level of society (Teens, community leaders, parents, teachers, law enforcers, religious leaders.)
3. An ongoing and well planned intervention programme to ensure effective result.

Structure is achieved by defining and modeling acceptable behaviors, by limiting unacceptable behaviors, and by making sure your child clearly understands the difference.