A few years ago someone gave me a stash of self-adhesive metal labels intended for vending machines. They are imprinted "INSERT 25 CENTS" and have coin slots c

A few years ago someone gave me a stash of self-adhesive metal labels intended for vending machines. They are imprinted "INSERT 25 CENTS" and have coin slots cut into them. I'm sorry to say I have as yet not stuck them inside the elevators and sent round a company-wide memo: "Due to new cost-saving initiatives and in an effort to promote physical fitness..."