A reminder sent to South Dakota citizens, and probably can apply to all, is that when you reset your clock for daylight saving time you should also replace the batteries in your smoke detectors.
According to Al Christie, South Dakota Fire Marshal, "People get busy. They forget to maintain their smoke detectors. This is a good reminder to make sure those detectors are working properly."
The source has a list of guidelines that you should follow in order to keep your home and yourselves safe when regarding smoke detectors and fire safety.