Night custodians refrain from having lights on in areas where they are not working. Hallway lights are turned off. The skylights and emergency light provide sufficient lighting. Gym lights are used only when the facility is in use. Copy machines have power saver capability which automatically shuts machine down after a period of nonuse.
Teachers turn off lights and computers when they leave for the day.
Outside doors are kept closed to retain heat. Lights are turned off when no one is in the office. Computers, printers, and office equipment are turned off each night. Heat in offices is automatically regulated by a timer. Heat is not on after hours nor on weekends.