Some manufacturers also opt in to similar SN tracking on Amazon. This is a smart way to handle it. Amazon is not nearly proactive enough in dealing with return

Some manufacturers also opt in to similar SN tracking on Amazon. This is a smart way to handle it. Amazon is not nearly proactive enough in dealing with return fraud in part because it tends to externalize those costs to their vendors (the brand) and to third party sellers, who also absorb the cost of returns.