This chapter discusses the Zachman Framework. Currently, it is the most often used framework by organizations all over the world. The framework can be used for developing or documenting an enterprisewide information systems architecture; it provides a view of the subjects and models that can be used to develop a complete architecture. The topic was briefly introduced in Chapter 2 and is expanded herewith. This chapter is based on materials from Zachman Institute for Architecture Advancement (ZIFA*).