Should you conduct a lighting system audit? This comprehensive NLB guide can help you answer that question (it begins with a simple quiz). More important, the guide provides the information needed to make a lighting system audit effective: data to collect and how to obtain them, equipment and materials required, necessary requirements and restrictions, and instructions for completing the all-new NLB lighting system audit form. Also covered: techniques for cutting energy consumption (usage savings, better controls, more efficient lamps, fixtures and ballasts, and better maintenance), developing a lighting energy management plan, and sources of assistance. Written in lay terms for non-technical readers, the guide also includes numerous illustrations and examples of cost calculations. 24 pages.