What 'secret' loudspeaker codes mean at department stores

Walmart security watches shoppers enter on Black Friday
Walmart security watches shoppers enter on Black Friday

If you've been shopping in a big box retail store you've probably heard an announcement on the loudspeaker such as, "code yellow toys, code yellow toys." This "code" is one of many innocuous sounding secret codes that stores use to alert employees to problems without distracting you from shopping.

We tracked down some current and former retail employees to help you decode what's coming out of the loudspeakers at Walmart and other stores.