You can assume that anything on my websites that is for sale I will have an affiate connection with them and will be compensated for the sale. If I have used it I give my oppenion of the worth. If there is a testimonial on the page I am not the one that made it. If I give one it will be signed by me. You should always perform your own inspection and make up your own mind before buying anythine. There will be a warranty for your money back if it does not work.