Many forex traders spend their time looking for that perfect moment to enter the markets or a telltale sign that screams "buy" or "sell". And while the search can be fascinating, the result is always the same. The truth is, there is no one way to trade the forex markets. As a result, successful traders must learn that there are a variety of indicators that can help to determine the best time to buy or sell a forex cross rate. Here are four different market indicators that most successful forex traders rely upon.