The roof-mountedcooler wailed with an ear splitting intensity that would shame abanshee. (Or so I imagined, not having ever heard an actual banshee.I did date a girl once who was clearly at least half banshee,but that doesn't count.)         Rather than callthe management company and ask them to do something about it, Idecided to see if I could fix it myself. Why should a little thinglike not owning a l...