I think I could use your rule.

Amazon delivery is outrageously atrocious in my (poor) country. As an instance, this was the condition of an assorted pack of fruit juices that got delivered to me just yesterday: https://imgur.com/a/sSMmgot

To top it off, (rather poorly trained) Amazon support encouraged me to consume the contents of the pack with no understanding of what a health hazard means; at which point I hung up and cancelled my Prime membership.