Tenant Services™ is an after-hours override and energy management component for the Tracer Summit® building automation system (bas). It is a PC-based software program that allows a property or facility manager to reduce energy consumption, track after-hours use, and bill tenants for after-hours use. It provides a telephone interface that is able to respond to tenant requests for after-hours control of heating, ventilating, air conditioning, and lighting for specific building areas. The Trane Co., 3600 Pammel Creek Rd., La Crosse, WI 54601-7599; 608-787-3355 (fax); comfort@trane.com (e-mail); www.trane.com (Web site).