Residents are not permitted to install outdoor antennas or other devices on the exterior of any residence hall, suite, apartment, or townhouse or in adjacent trees or shrubbery. Under no circumstances may the electrical wiring in a room be altered. Installation or alteration of electrical equipment is prohibited. Fires in student rooms have resulted from electrical defects or careless use of electrical appliances. All appliances must be UL-approved. Candles and incense are not permitted due to the danger of open flame and unattended heat sources. Window air conditioners are permitted only for those students with approved medical reasons who have received written permission from the Office of Accessibility and the Office of Residence Life.