When you are trading foreign currencies, what you are doing is paying a spread. That is the difference between the asking rate and the bid rate of the currency pair. The spread is determined by the trading company you work with. The spread is how they make their money. If you read this KISS Forex System Review, you will get a better understanding of the whole forex trading process. To make sure that your money will be well used, you should make sure that you keep to your trading plan. Discipline is mandatory if you plan on trading forex for the long term.