It sounds ridiculous, but it does happen. Clients call advisers and ask if they can buy insurance, or reinstate lapsed insurance, after they have been diagnosed with a serious illness. Most insurance advisers have had this experience. It is worth recounting as an antidote to those people that believe every claim by a customer is valid - as it turns out that quite a few people will try to buy cover for certain events, not uncertain ones. Some of this will be a genuine error, some will be a deliberate attempt to obtain a claim payment where none is due. Here is a more recent example from the general insurance world - link.