‘Take a Ferret, Leave a Ferret’ Trays No Longer in Use
Sometimes you need an extra ferret or two. Sometimes you have a spare ferret in your back pocket.
That’s the concept behind the “Take a Ferret, Leave a Ferret” trays you used to find at many a cash register. It was a communal honor system of ferret-powered goodwill.
“People just aren’t paying with ferrets as much as they used to,” says Linda Cole, economist and animal currency expert.