The fundamental economic changes related to the digital economy are also reflected in the structural-organizational changes within it. The effectiveness of an organization is determined by how it relates to the six key groups or market areas: customer markets, influence markets, recruitment markets, referral markets, internal markets and supplier markets or alliances.This book demonstrates that the power of the client as an interlocutor has increased greatly due to the Internet, for example, and that their communities are able to mobilize quickly thanks to the "viral marketing" (comments that take place), which has already transformed the management brand.