UPDATED VERSION This book is useful for new learners. If you are well versed in gann theories, think twice before buying this book. Commodity market legend William D. Gann's Square of 9 theory is a successful tool for intraday trading in large cap shares, futures and commodity. NO TECHNICAL ANALYSIS KNOWLEDGE NEEDED. Anyone can use Gann's Square of 9 theory. Simple mathematical calculations only, to predict market move. Wonderful tool for Intraday...