The aim of the seminar was to organize a meeting of youth mentors from four EU countries (Sweden, UK, Denmark and The Netherlands) where they would enhance their capacity and develop youth exchange projects in the field of capacity building and organizational development. The training and the seminar course which was based on discussion and exchange of experiences also discussed issues related to the represent the first phase of a long-term development project idea: capacity building and strengthening of the youth organizations in Europe. The seminar focused on organizational management and capacity building of the youth civil sector from the participating EU countries and the aim was to enhance and strengthen the capacity of the participating organizations. The seminar also aimed at recognizing potential actors in the future Youth Policy Making in these organizations. The next phase of the long-term project idea included a Training course on youth policy making steps and methods, getting to know the youth strategy, youth policy and youth action plans. Gathering 28 representatives of youth organizations from four EU countries, the seminar dealt with widening of the youth organizations' views and understandings of the subjects in discussion, and informing and discussing the most relevant information about the topic. During the five days seminar in Stockholm, participants had the opportunities of knowing each other, exchanging experiences, sharing ideas about the how to enhance and increase youth organizations capacity. The youth mentors got the opportunities of discussing required ways of developing their organizations. They also had very joyful social activities.