Carlton Whitlock is about to lose money -- a lot of money, fast. Perched before a computer at a Far North Dallas office, the 39-year-old Garland man will soon see $1,600 evaporate in less than an hour. Four weeks have passed since Whitlock quit his $100,000-a-year marketing job at Nortel Networks to earn a living as a day trader in stocks, and his new career... More >>>