there is no limit to opening a position in forex trading, if we feel that we have gained enough profit, we can close trading positions, and if we get a loss and want to open a different position, it can be done anytime and in the trading business according to my knowledge of this business, which is the term currency trading but long-term trade in precious metals such as gold and silver as a long-term trade provides more advantages compared to short-term trading. Basically we look at market trends when our lot application is given profit at that time we have to close other wise which is a trend of loss.