Partners from Greece, Poland, Portugal and Spain have realized that training on prevention on drug abuse for prevention technicians in these countries is included in University Degrees, but does not exist an on-line training. The situation is even worse in Greece and Poland, where it does not exist training on prevention at all. The only existing experience is the one of APH in Spain, as a basic e-learning training.“BUILDING TOGETHER A BASIC COURSE FOR THE PREVENTION OF DRUG ADDICTION” is a project addressed to get a better quality and efficiency of prevention programs in EU. It pretends the personal development and skills of prevention technicians through an on-line training.Aims:-To develop knowledge and skills of prevention technicians with support of ICT.-To promote a network on prevention, for a better collaboration among partners and their networks for a common knowledge.-To facilitate the access among the greatest number of prevention technicians of this e-learning course.-To evaluate this process.Partners: KETHEA (Greece), PROJECTO HOMEM (Portugal), ASOCIACION PROYECTO HOMBRE (Spain) and MONAR (Poland), CEIS FORMAZIONE (Italy) and PHOENIX FUTURES (United Kingdom). In total, these associations count on 30 years experience, are taking care of 63.640 persons actually for treatment and 102.513 for prevention. They have 3.324 employees and 2.559 volunteers."PReV-learning" results:-A basic e-learning course on prevention, incorporating best experiences, answering the demands from prevention technicians and profiting from flexibility of ICT.-An e-learning course in English (common language) and the other 5 languages (Greece, Italian, Polish, Portuguese and Spanish). -A European network on prevention, in order to share knowledge and methodology.