Map likely leak points, distinguish local alarms from remote alerts or shutoff, and record a safe test that proves what your exact sensor can do.
Household emergency planning guides
Identify whether a water or wastewater problem affects flushing, follow local utility instructions, and know when to stop using a toilet or leave the area.
Compare the exact model and identifying details with a recall notice, follow that notice's remedy, and keep a record of the household's next steps.
Recognize visible signs of a lithium-ion battery problem, know when to leave and call emergency services, and find a safe disposal contact without handling a damaged pack.
Check the lint filter, vent path, and exterior outlet for visible problems, then know when a dryer needs qualified service before it runs again.
Check what was connected and look for visible damage after a GFCI trip, then stop resetting and call a qualified electrician if the cause is unclear.