Answer:
The buyer doesn’t want it, the producer doesn’t need it and the user doesn’t know their using it.
What goes up and down without moving?
You could do this to a motion, see it on a watch, or place this in a race.
A stylish winter top that covers your larynx.
What has a head yet it never weeps, has a bed but never sleeps, can run but can not walks, and has a bank but not a cent to its name?
Those with eyes bigger than their stomach will definitely leave the restaurant with one of them. It is named after a house pet as well.