from https://en.wikipedia.org/wiki/Turndown_service: In the hospitality industry, turndown service refers to the practice of staff entering a guest’s room and “turning down” the bed linen of the bed in the room, preparing the bed for use. In multiple countries, an item of confectionery such as a chocolate or a mint is sometimes left on top of a pillow in the bed that has been turned down.
from https://en.wikipedia.org/wiki/Turndown_service: In the hospitality industry, turndown service refers to the practice of staff entering a guest’s room and “turning down” the bed linen of the bed in the room, preparing the bed for use. In multiple countries, an item of confectionery such as a chocolate or a mint is sometimes left on top of a pillow in the bed that has been turned down.