False alarms generated by automatic fire alarm and fire detection systems account for more than 40, 000 of call outs every year, making up a third of all incidents for fire crews in London.

BBC: London Fire Brigade may recoup ?1.3m from false alarm calls

Smile Shot automatically triggers the SL820 and SL620 to take a photo only when a smile is detected on the subjects' faces, and Blink Detection will automatically fire two consecutive shots if a subject's eyes are closed.

ENGADGET: Samsung expands SL camera lineup: SL820, SL620, SL202 and SL30