Extension is a process of closing the center or a trade open at a certain date in order to open it to the date of the next day, which is also known as the carry trade process, any Swap transaction or trade for another value date centers, where it is in case of entering the open position the next day is calculated the cost of the extension according to the company's intermediate terms and conditions agreed upon prior to the transaction, which will result in a discount or increase on the trading account, where it depends on the currency in the pair trading as well as on whether the transaction is the sale or purchase of, and should be noted that the cost of the extension is the cost paid by rolling or take in the event of a deal left to one or more open for the next day which is not a commission fixed but vary from deal to another.
As we have stated repeatedly in previous articles, the Forex market differs from other financial markets in terms of trading method, as well as trading and the volume of transactions and the possibility of buying and selling time plus it contains many features that make it ranks leadership among financial and most liquid markets, However, in the other hand and at the same time is distinguished from other frequent moves and volatility, as it is assumed the follower of this market that does not overlook any of the matters relating to this market and in which we find, including the cost of the carry trade, which is one of the important things in the trading process and perhaps see some traders, especially novices were negligent about and commit some mistakes that could cost them a lot because of the lack of knowledge of most of the various and diverse trading things.
If trading in the foreign exchange management or forex trading or forex trading properly will reap big money in a very short time without exposure to any loss of money, so if you start trading in the Forex must have enough experience and work through a strategy in Forex.