Thank goodness, the most profitable product in the world you can ever sell... also happens to be the easiest product to create.Can you guess what I'm talking about?Give up?Well, that product is..."Information"!Let me give you some examples of what I mean: Most information is sold either through written words (books, e-books, magazines and newspapers)... pictures (DVD's and VHS tapes)... or through computer programs (like software).And can you guess how much it costs to burn a DVD once your produ.