Some of the advantages of trading in currencies and forex are as follows: 1. Forex trading offers one of the highest liquidity. It allows traders to take and leave positions flexibly. 2. The market in forex is open for 24x7 trading, giving broader scope compared to any other market. The day begins with trading in Australia and ends in New York. 3. Forex market is open for anyone without any restrictions of type or category of traders. 4. The transaction costs are low and there is an ability to trade on margin.