This training package is aimed at improving the agribusiness management capabilities of leaders and managers of producers' associations as well as those of technicians from government, NGOs and the private sector, who provide technical assistance to agro-enterprises. The main target of this training manual package is small and medium size producers’ associations with experience in production and marketing of agricultural products. The manual includes four main modules: Module 1: Agrofood systems and chains; Module 2: Organization principles for producers' associations; Module 3: Planning for producers' associations; Module 4: Post-harvest and marketing. An additional module is provided on business management for small-scale agro-enterprises and there are a set of regionally focused case studies. A capacity building manual for facilitator's is also provided.