Car manufacturer warranty recall letters are probably a good example. I get them even though I've never done business with the car manufacturer -- I bought the

Car manufacturer warranty recall letters are probably a good example. I get them even though I've never done business with the car manufacturer -- I bought the vehicle from a private party. But that still sort of connects (at least in my mind) to health warnings etc. What do you think of this angle: https://news.ycombinator.com/item?id=45892680 https://news.ycombinator.com/item?id=45892680