A forex broker's job is to get his clients the best exchange rates in the market. Not only does he have to make his clients believe that they have made the right decision by employing his services, he also has to ensure that they come back to him so that his clientele is always on the rise. in order to achieve this, a forex broker always needs to be on his toes. A good forex broker is aware of his competition at all times so that he can make necessary changes to his services and outdo the others. Most forex brokers would offer their customers an exchange rate that is much profitable as compared to the ones offered by banks.