Photo by Retiring Guy
The endcap — a display of products placed at the end of an aisle in a store — is part of a contract between you and your grocer. You promise to look at the merchandise and occasionally buy from the end-of-aisle shelves, and your grocer promises to change the contents frequently, price items clearly, and keep it fully stocked and beautiful.
Related reading:10 Examples of Awesome Retail End Cap Displays. (Statusphere, 8/7/2019)