Investment grade audits (IGAs) go beyond traditional energy audits, taking into account the conditions in a specific building or process, thereby reducing the level of uncertainty as to how proposed energy efficiency measures will perform over time. In this guide for energy-involved professionals, consultants Hansen and Brown discuss topics such as judging the impact of human behavior, finding the money to implement an IGA, and mitigating facility risks. Annotation ©2004 Book News, Inc., Portland, OR