Forex – What is it? The international currency market Forex is a special kind of the world financial market. Trader’s purpose on the Forex to get profit as the result of foreign currencies purchase and sale. The exchange rates of all currencies being in the market turnover are permanently changing under the action of the demand and supply alteration. The latter is a strong subject to the influence of any important for the human society event in the sphere of economy, politics and nature. Consequently current prices of foreign currencies evaluated for instance in the US dollars fluctuate towards its higher and lower meanings. Using these fluctuations in accordance with a known principle “buy cheaper – sell higher” traders obtain gains.