Book excerpt: Use this invaluable tool to gain a competitive edge and avert bad investment decisions. Well-known options strategist and instructor George Fontanills has updated his time-tested and bestselling book, The Options Course. The new edition improves and expands upon the original to help you avoid some common and costly options mistakes. The systematic, step-by-step approach, covers everything from basic concepts to sophisticated techniques and is designed for investors at all levels of experience.