Book excerpt: Designed to be broadly applicable and based on the author's experiences from around the world, this book presents essential modules on principles and practices that allow aspiring social entrepreneurs to develop, implement, and sustain a social venture. Each chapter contains exercises, discussion questions, planning templates, and assignments related to the selected topic, as well as case studies from various sectors in urban and rural areas around the globe. Assuming no prior knowledge or experience, this book is an ideal source of practical and theoretical information for starting and operating a social enterprise.