The widespread use of information and communication technology cannot be avoided in various fields, including marketing. Conventional marketing is no longer enough to carry out corporate marketing programs. Digital marketing allows micro, small and medium enterprises, as well as start-up businesses to access a much wider market than before. Marketers can manage engagement between paying attention to consumer wants and needs while managing customer complaints. The discussion in this book includes the development of digital marketing, how digital marketing controls conventional marketing and manages the reputation of corporate brands and brand products. It also discusses the management of customer databases, e-commerce roadmaps and security aspects, as well as legal aspects in the Internet taken from ITE laws.