This is about how inventory is pulled once a purchase from a seller has already been made. "Other sellers on Amazon" doesn't care how the item gets pulled, it just cares there are multiple sellers for the same product (which doesn't require the sellers inventories be commingled to do).
This is about how inventory is pulled once a purchase from a seller has already been made. "Other sellers on Amazon" doesn't care how the item gets pulled, it just cares there are multiple sellers for the same product (which doesn't require the sellers inventories be commingled to do).