I recently noticed that there was a "Time to order" message written on the outside of the cardboard core of my saran wrap. The visibility to the core became cle

I recently noticed that there was a "Time to order" message written on the outside of the cardboard core of my saran wrap. The visibility to the core became clearer as the wrap was consumed- giving both a sense of urgency, as well as not letting you forget. I thought it was pretty clever.