The aim of the project is to give youth workers more knowledge about preventive measures, and more specifically about the Icelandic prevention model, which has worked in the fight against addiction problems. Thus; 1. Youth workers' knowledge of prevention work is growing. 2. Youth workers are able to use good practices in their work. 3. Participants are able to support communication between people of different cultural backgrounds. 4. The courage of the participants to communicate in a foreign language increases. 5. The willingness of youth workers to think outside the box and improvise improves.