I actually get almost no sales through Amazon. Most come through either Leanpub followed by Gumroad. http://www.boyter.org/decoding-captchas/ http://www.boyter

I actually get almost no sales through Amazon. Most come through either Leanpub followed by Gumroad. http://www.boyter.org/decoding-captchas/ http://www.boyter.org/decoding-captchas/ That's the link that generates 99% of sales. It gives you a fair idea of what is contained. Email me via my profile if you need more information.