If content is king, then context is queen. Delivering valuable content is important, but it's just as important (if not more so) that it's tailored to the right audience. As buyers are increasingly deciding for themselves which information they take in (even this is not to be taken literally), it is important to deliver content that is contextually relevant. If you own a restaurant, you wouldn't want to send a vegetarian a voucher for a steak meal, would you? Unless you're against herbivores, of course...