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Joli Balew is a professional writer, technology trainer, network consultant, and a Microsoft Windows Expert Zone Columnist. Some of her previous jobs include technical writing, education content consulting, PC technician, network administrator, high school algebra teacher, and MCSE instructor. She earned her MCSE, MCT and A+ certifications in less than 14 months. She is the author of Windows XP Professional: The Ultimate User's Guide and over 20 other technical books.