Step 2- Definition of the EA Principles: Once identified, the principles are further defined along the following five criteria and properly documented to fit ESDC’s business needs. EA Principles should be few in number and future-oriented. • Robust: The principle will enable good quality decisions about architectures and plans to be made and enforceable policies and standards to be created. Each principle should be sufficiently definitive and precise to support consistent decision-making in complex, potentially controversial situations.