bo dietl and installing surveillance cameras to sniff out workplace thieves.eras everywhere, is that legal? >> it's not illegal to put that pineye lens camera into your storage room. it's your opportunity and your reasonable fact to determine if someone's stealing from you. >> reporter: in fact, we were hit by an office thief here in our "20/20" pantry. someone was taking cartons of milk and boxes of coffee. the solution, we installed a phony security camera and the problem went away. but watch as this texas police officer gets nailed by a real camera while raiding the break room fridge. he takes a soda here, a sandwich there and then another soda. the price of getting caught red-handed? a 30-day, unpaid suspension. embarrassing, but probably not as embarrassing as the case of this colorado woman who was fired from the hospital where she worked after she was caught helping herself to the office stash of toilet paper. >> it humiliates you. it makes you angry. i'm not a thief. >> reporter: she claims she was donating the toilet paper to iraq war veterans. her bo