Coin-operated ("coin-op") items work like vending machines, from which customers can purchase products such as cola or espresso.
RefillingEditJust like displays, stock inside coin-ops runs out, and they need to be refilled. Empty coin-op items have an icon picturing an empty box above them. Clicking on the item refills it.
Coin-operated items, like practically any item placed in your store, earns you luxury points that, when enough are amassed, can unlock a new customer type.