In this book, the secrets to earn traded are clearly detailed, unfortunately, this book was written in the 80s, so it was nice the days when graphics were published weekly, where the speed of market movements was much slower in those days than today. In 2012 when we are saturated with computers, where the graphics appear instantly, where purchase orders and sales leap at the speed of lightning, you must doubt that the indices fluctuate much faster and a lot more unpredictably : that is, he may at any time change direction, this then you thought fell on the good deal. To have it tested for over 4 years, I can say that in ten securities purchased, only three behaved as Stan Weinstein demonstrates in his book. Prudence then!