Community Development and consultation process are strongly related. Every process can contribute for a change and development of an organization towards their effectiveness. Including marginalized people in the decision making process is key for a successful community organization. They have a knowledge of their own reality and their contribution is absolutely valuable. The process can be a challenge. This book with the experience of the author will help consultants, managers, board of directors, social and community workers to have a good reference to work "for and with" marginalized communities.