the first time you were told that money is in the list you were kind confused..these is practical you have a shop you will never make cash if their are no customers the same thing applies here the customers is what i call the list so people must be able to see your product or services you offer so thats why traffic is very important so the first thing you should think of after setting up a website is where you will get traffic....one thing you should ave in your mind never buy traffic these people just want your cash and will give you irrelevant traffic....you should use traffic exchangers
what is traffic exchange if you are not conversant with these you should check