For me, the Missing Link.

I trade the warrants ID minutes from its reading.
With this book, I finally know the exact functions of the technical indicators, although I had already read 100 times. Respectively they indicate the existence of a range or a trend, its direction, its power gain or loss (& weakness), and speed. Brief steering wheel, indicating the vehicle's power and speed, enough to turn, stop, brake or accelerate, thus driving calmly.
Essential for highway driving icy CAC / 240Km.
An effective book, ordered which begins to everyone. The Weinstein lays the main principles, it complements to circulate quietly in 2002.