Book excerpt: In her much-praised and highly popular book, Trading 101, Sunny Harris offered novices a crash course on the basics of the field. Now, for those looking to continue their education, Harris presents Trading 102: Getting Down to Business, an invaluable roadmap to taking the next step - designing an individual trading system and starting a personal trading business. This indispensable reference covers all the bases, including raising capital, regulations, marketing financial services, taxes and systems development. Along with hands-on strategies, proven techniques, and straightforward guidelines for tailoring a system based on individual trading styles, Trading 102 is packed with a wealth of easy-to-read charts and graphs as well as complete information on: * The science of the business. * Formulating a sound business plan. * Software for systems testing. * Psychological traps to avoid. Trading 102 is required reading for anyone looking to take the big leap into trading for a living.