a disgruntled pizza delivery person could put rat poison in your pizza if you're not a good tipper. There's plenty of opportunity to do so. I'm sure some bad pi

a disgruntled pizza delivery person could put rat poison in your pizza if you're not a good tipper. There's plenty of opportunity to do so. I'm sure some bad pizzas have been delivered and have been tampered by bad employees one way or another. You can't control everything. Would've probably been better for them to create some sort of on-the-books business association, make him sign a contract or something and follow some protocols on food handling to deliver as good a product as possible.