News for hackers. Stuff that matters.
Re:What does it mean when a product is “Amazon’s Choice”? by asr on Tuesday June 04, 2019 @04:50PM (#20099092)
Manufacturers often pay stores for space on the end cap. http://www.cockeyed.com/citizen/retail/raleys.php

As far as I know, "Amazon's choice" is not an advertisement/suppliers can't bid to be Amazon's choice.

Re:What does it mean when a product is “Amazon’s Choice”? by ceejayoz on Tuesday June 04, 2019 @05:30PM (#20099461)
Not directly, but if it's based on things like purchase volume and reviews, it can certainly be gamed by paid actors.
Re:What does it mean when a product is “Amazon’s Choice”? by dredmorbius on Wednesday June 05, 2019 @07:02AM (#20103119)
Shelf-placement generally, via planograms.

https://en.wikipedia.org/wiki/Planogram