You are being invited to join a research study by the Energy Efficiency Insitute (EEI) for residents of UC Davis campus residence (Segundu, Tercero, Cuarto, The Green, Orchard Park) and the Domes. The study will attempt to understand the underlying causes of the difference in perceived quality of life and other social, physical and mental health aspects associated with it. Additionally, this study will try to identify the reasons for preferring one kind of housing option vs the other. The results of this study may guide future sustainable housing on campus.