How Do You Choose A Trading System That Actually Works?
• Mechanical System: The trading system must be 100% mechanical without any human input or overrides. It must also not be tweaked or adjusted as time goes on to fit current data. Also, the system algorithms or rules must not be curve-fitting or tailored to short term, non-repetitive patterns of past data that eliminate otherwise losing trades. A good way to screen for curve-fitting is to look for consistently good results over a minimum of 5 years of past data that meet all of the other criteria outlined in this report as well. • Liquid Markets: The trading system should be aimed at liquid markets where sufficient daily volume exists to easily and consistently execute orders as intended by the system with a minimum of slippage. For example, the S&P 500 Index Futures Market is highly liquid, whereas the Orange Juice Futures Market is far less liquid. • Market Direction Independence: A good trading system will not be dependent on a bull market for its success. It should have the potentia
