Well it's better for every trader to do the trade in a safe way, but not all of them care enough about it actually. However, especially for a trader, it's really kinda necessary to do everything in a low level, like small amount of lot, aiming small amount of profit, this way you can always keep the margin and earn some profit at the same time. and Every work requires experience to make good deal, in Forex many conditions move the market up and down making right position not so very easy. But reading, learning and practicing on demo is required to make consistent long term profits.