There is no way to avoid loss in the trading. Sometimes you have to lose your capital here. It is not possible to get profit always. But we indeed have to know the right time when we should buy and withdraw our money to get a profit. There is another strategy that we should remember that it is not the right decision to make a huge profit from a single trade.
The possibility of losing in trading is very high but we could lessen it if we're fully equipped with knowledge about trading. Trading will always have the risk of losing but if we know how to deal with the volatility of the market, we could buy and sell at the right time with perfect timing. We only have to choose a potential coin and have the right mindset as we do trading. Greed and temptations could always be around us but if we have set a target goal, we'll have a guide to follow.