Hence, you must learn to play detective. Investigate their claims. First of all be armed, with the basic knowledge about Forex and see if their claims really make logical sense. Then, interview other people who have applied the same strategies and learn from them.
Since Forex trading is global trading marketplace that runs 24/7, it is not a surprising fact if some fraudsters are able to take advantages of vulnerable people in a global scale. These people have crafted their own formula and success strategies. And, those systems may seem really attractive to lure people to part with their money.