Rule 1: Always Use a Trading Plan. Rule 2: Treat Trading Like a Business. Rule 3: Use Technology to Your Advantage. Rule 4: Protect Your Trading Capital. Rule 5: Become a Student of the Markets. Rule 6: Risk Only What You Can Afford to Lose. Rule 7: Develop a Methodology Based on Facts. Rule 8: Always Use a Stop Loss. Rule 9: Get a Proven Trading System.