This document discusses using Building Information Modeling (BIM) software like Autodesk Revit to perform sustainability analyses of construction projects. It describes how BIM allows for rendering, energy analysis, sun path analysis, shadow analysis, heating/cooling analysis, and material take-offs/scheduling. BIM creates a digital model of the building that can be used to understand how design changes impact energy performance before construction. Analyses like sun path, shadow, and heating/cooling help optimize the building's design for passive sustainability strategies. Overall, BIM is presented as an effective tool for sustainable design that can reduce costs and improve building performance compared to traditional methods.