Doing it right and getting away with it come with very long odds against the person of even above average intellect being able to become successfull at counting cards in this day and age..
25 years ago was a different story but today the casinos are just to aware and there is to much surveillance. Very few individuals have the brains, nerve and the patience required to succeed at card counting.
I used to dabble with single and double deck games back in the late 70s and early 80s in places like Binion's and The Castaways and can say first hand it works but those conditions are no longer available today.
I used a simple plus/minus and count aces and fives system.
The best souce of literature on the subject can be found online at The Gamblers Bookstore located in Las Vegas. You can order anything by UPS or Fed Ex online. Check the section marked blackjack, there are dozens of books including Ken Uston on Blackjack and Busting Vegas by Ben Mezrich.
Gamblers Bookstore..
All things considered it is a very difficult way to make an easy living and not recommended for the feint of heart.
wil.