We avoid people who try to sell us something, don't we? In this group are door-to-door salespeople, phone solicitors, or anyone with a multi-level marketing scheme. We want to avoid all such activities and advertising until a subtle change happens in our brains.
This change can happen suddenly. It happens for this simple reason: once in a while we want to buy something. When we have already made up our mind to buy a certain product or service, advertising becomes information. We want to know everything we can about the options available on the different brands.
We pick up this data where we can. We watch commercials, read brochures and even talk to salespeople in order to glean any knowledge that wi…