These were some of the first 'self help' books that were sold by internet 'marketers'. Most of them you could find for free, but they would charge a few $ for t

These were some of the first 'self help' books that were sold by internet 'marketers'. Most of them you could find for free, but they would charge a few $ for them and 'cure your eyesight'. Never knew that could actually work because of that.