99% of what you will find out their you can find for free on the web. Their is no such thing as the magical system, and if their was who would be dumb enough to sell it?
A lot of valuable information is indeed available for free, but TUFXP certainly isn't.
I don't anyone is claiming it's a magical system but does it make money? Yes. Can it provide an income to live off? Yes. Good enough for me.