Again and again screamers try to sell any e-books to persons. Forget this, because there are no tricks that were not already mentioned. If you want to persuade you, that these are tricks that work 100%, you should seek the width anyway. The only one who gets rich is the one who wrote the e-books. Logical, this wants to make money. Take a look at the internet. Everything that is aware of blackjack is offered for free. So you do not have to buy a tactical guide to buy a lot of money.