With the development of the Internet, online marketing has become more and more popular, including the rapid rise of community marketing in the past two years, which has become an extremely common business practice. The book is divided into three parts: the foundation (Chapter 1), the operation (Chapter 2-8), and case studies (Chapter 9). It systematiccaly elaborates the operation knowledge and common operation methods of of communities, and provides a series of selected comprehensive cases, as well as a number of practical cases. This book has four outstanding features: First, it adopts a case-driven teaching method in which theories are linked with practice; second, it is comprehensive, providing readers with a complete knowledge system of community operations; third, the cases are real, and every one of them covered in the book happens in reality; and fourth, the methods are practical, as the community operation methods mentioned in the book are all highly operational.