This document discusses sustainability in real estate. It notes that successful real estate leaders must address occupier needs like efficient space use and lower energy costs. Sustainability in real estate is driven by factors like resource scarcity, cost increases, government incentives, and market expectations. Surveys found most property owners and managers consider sustainability during acquisitions and believe there is a value difference between sustainable and non-sustainable buildings. Implementing sustainability can provide cost savings, revenue increases, and higher valuations. Guidelines recommend making sustainability an integral part of business through a triple bottom line approach. Financial performance of sustainability measures can be evaluated using metrics like annual savings, project costs, ROI, IRR, and NPV.