I guess you also believe that just because a women has a beautiful face, her pussy doesnt stink.
Any business or service trying to persuade you to pay money for their service should have the ability to provide an analysis of what their customers are investing in, and why they should invest in them. How are you to know if you have a winner or a loser, unless you are provided something to make you confident in a play. Writeups are not everything, but they are a place where the smart investor can use to make a smart investments. If you think they are worthless, then you are in the category of those who are blind and like to follow those that lead the blind.