Contact Making Seminar for the development of youth prevention programs was an international meeting, which provided space for international communication between organizations, who work in the youth field, especially those working regualry with youngsters providing them continius meetings. The aim of the Seminar was also enriching the quality of the youth projects and widening the offer for youngsters with fewer opportunities to participate in particular activities. The Seminar took place in Nasutów, near Lublin in the dates from 15th to 19th of April 2016. In the activity took part 23 youth organizations' and institutes' representatives from 11 EU program countries. During the Seminar there have beed organized workshops, discussions, Youth Organizations Market, visits to Lublin's working with youth NGOs and in the meantime good practices, experiences and information exchange as well as international conference in a subject of youth prevention in the net and internet safety. During the Seminar there have been developed ideas for future cooperations and preliminary proposals for partnerships and after seminar documents in order to make process of creating international youth projects more efficinet and effective.