The foreign exchange ( FOREX ) market exists whenever one currency is traded for another. Forex market is the largest market in the world, in terms of cash value traded, and includes trading between large banks, central banks, currency speculators, multinational corporations, governments, and other financial markets and institutions. Retail traders (small speculators) are a small part of this market may only participate indirectly through forex brokers market maker like Money, forex financial or banks.Without international trade, the currency of one country must be exchanged for that of another for settlement of a transaction. Institutions and corporations in the international market place oftentimes need a certain currency to complete a deal, or to guard themselves from the effect of currency swings and rate changes. This system involving the exchange of different currencies has created the Foreign Exchange market or Forex and more known as the global interbank currency exchange market. Like stocks, gold and real estate investment, Foreign has become a very important tool for the investment community.