PokerCrusher.com gives you access to revealing data about 1 million+ poker players. You will have instant information about the strengths, weaknesses, and betting patterns of your opponents at the table. Visit web site for free 5-day trial.
Poker cheat informational resource. Offers articles on cheating topics such as fundamentals, the mind of a cheater, history. Also video, glossary, forum. Large part of site is membership restricted, where a full year membership costs 4.95 USD. Unique and good quality content. Recommended.
Home page of the book on "Neo-cheating".
PBC is a guide for Poker Software, Videos & Ebooks. They have a big list of poker stuff. If you play online poker, then you can get a PBC lifetime membership and make use of all the software and stuff they have.