1) Employee 2) Emporium employe 3) Shopwalker 1) Shopwalker 
• (n.) One who walks about in a large retail store as an overseer and director.
Floor'walk`er noun One who walks about in a large retail store as an overseer and director. [ U.S.]
[n] - an employee of a retail store who supervises sales personnel and helps with customer problems
a person employed in a store to direct customers and supervise salespeople.