Understanding what the transition to sustainability means for the organization is as important in the overall transition as developing the list of what to do. In this Advisor, we explore how leveraging an architectural approach for the initiative begins with understanding the business motivation and translating the motivation into new business and operating models, strategies, objectives, and tactics. The next step is to understand how the newly articulated models, goals, tactics, and so on, fit in the overall enterprise. This is one place that an architect’s big-picture view is invaluable.