We observe there is no limit to you for every time many of us allow our purchases and sales to be open. equipped we have a big limit to keep the voyage. although I am sure that it is definitely no efficient exchange strategy, the truth is we are able to close to our buying and selling if it is an income together with open purchase and selling once again for you to earn additional income. You can keep your position open for several yen years as there is no time limit to close trading. But I think it's better to close the trade before the trade weekend. Because sometimes it appears that the market opens with a big gap in beggars next week that might be against you and it could bring a huge disaster to your account.