It’s a well known fact that lots of people trade in currency exchange rates in order to make profits. Rather than only buying currency when they are going abroad or sending payments in foreign currency to foreign clients, people are now buying and selling currencies as a form of business. They keep a track of the constantly fluctuating markets, buy when there is a dip in exchange rates and sell them when they see a rise and thereby make profits. It is obviously not without risks because there are many factors that affect the exchange market. It is a good option for people who have excess cash in hand to invest.