4:30 am - neighbour's smoke detector; their bathroom fan runs 2.5hrs
6:15 am - neighbour's smoke detector; their bathroom fan still running
11:05 am - smoke detector, bathroom fan starts again, runs an hour
12:10 am - smoke detector, bathroom fan
4ish pm - yep, the detector goes on again and their bathroom fan again starts running
5:15 pm - call caretaker
6 pm - again
6:22 pm - their bathroom fan is still running

This has gone on for weeks now.


UPDATE: 6:49 pm - guess what?

Does anyone have any idea what could be the problem? No one is that bad a cook.