>But I sympathize with the business that can’t do that and are trying to stop the damage to their business.

If the way they're doing it is committing perjury (the infringement form requires you to swear under penalty of perjury), I don't have sympathy.

I agree that the correct way to handle distribution is cutting of suppliers. Like I said in the other comment, brands want it both ways. Wide distribution but restricted sales on Amazon.