By stopping it from happenings o often. Since they have no control and it clearly happens all the time, it's on them. It's such a common scam to buy stuff and

By stopping it from happenings o often. Since they have no control and it clearly happens all the time, it's on them. It's such a common scam to buy stuff and return an empty box. If they've deemed it not worth the cost to check returns it's again on them. But now those returning empty boxes will probably add rocks to match the weight or so.