Regular supermarkets have been doing this forever, they just aren't upfront about it. https://www.vox.com/2016/11/22/13707022/grocery-store-slotting-fees-slott

Regular supermarkets have been doing this forever, they just aren't upfront about it. https://www.vox.com/2016/11/22/13707022/grocery-store-slotting-fees-slotting-allowances https://www.vox.com/2016/11/22/13707022/grocery-store-slotti...