A retailer made long playlists containing a variety of music arranged so that a fast, upbeat piece played approximately every 15 minutes. During these songs, salespeople closed more sales, and there was a rush at the cash register.

A retailer made long playlists containing a variety of music arranged so that a fast, upbeat piece played approximately every 15 minutes. During these songs, salespeople closed more sales, and there was a rush at the cash register.