As we know because of exchange rates, every currency has a value that fluctuates. While the world traveler may see exchange rates quoted in familiar monetary values that appear to vary minimally over the course of a holiday trip, global currencies are constantly changing in value, and are usually quoted out to several decimal places! With literally trillions in dollars being traded on the Foreign Exchange every day, even the smallest increment of change can be significant! The minimum tick value of a currency will represent the monetary amount a trader may profit or lose on the movement of that currency’s value. There is a likelihood of loss when trading any markets including the Forex.
The changing values of the world’s currencies can be traded in much the same way as commodities such as corn, gold, or crude oil are traded. Foreign Exchange trading, or Forex, is utilized extensively for risk management by the world’s governments, financial institutions, and businesses, but like all other markets, speculators are needed to add volume and liquidity. The Foreign Exchange markets offer exciting opportunities to the speculator, not only because of their sheer size and high volatility, but also because they can be accessible even to traders with low capitalization. There is risk of loss in trading the Forex and it is not suitable for all investors.
Resource: Trade Forex