There are three things:
 
1) Having an edge, which is some methodology for determining with reasonable accuracy the relative probability of the market price hitting your profit target before it hits your stop loss price.  An edge is provided by a set of trading strategies, and a set of rules for when to use which trading strategies (briefly, when to follow a trend, when to fade a trend, and when to stay out.)
 
2) The discipline and emotional fortitude to follow the rules of your trading rules flawlessly.
 
3) Sound risk and money management rules.  
 
Sound money management and risk control are the keys to being a profitable trader. It is not the prediction or the latest and greatest indicator that makes the profit in trading, it is how you apply sound trading discipline with superior cash management and risk control that makes the difference between success and failure.  (more…)