Plenty of physical stores do that too - place their brand at eye height, in more places, featured in their ads, etc. Amazon controls a large but minority of pr

Plenty of physical stores do that too - place their brand at eye height, in more places, featured in their ads, etc. Amazon controls a large but minority of pretty much any market their in, until you start making smaller and smaller market definitions to the point of being ludicrous. As such, not being a monopoly, they're perfectly fine to do all this they want.