Contains nuts
This is another prime example of such a concerning sign. Dietary requirements and allergies are, of course, important things to be aware of and cater for. No-one wants to have to deal with anaphylaxis in the produce aisle.
That there has to be a sign in this store alerting shoppers to the fact that peanuts do contain peanuts, implies that someone has accidentally eaten the things they are very allergic to, and then blamed the store for not warning them.