In buying and selling coins, apart from paying attention to market conditions and internal and external factors, we also really need patience and strong confidence in determining the coins we buy.
I think its only happen when you buy the top rank coin .I think that this selection way of trading can increase our profit ratio .It also makes secured platform to invest .If it happen loss there, easily can get profit from other coin.So we should choose the top rank coin to trade .
Sometimes there are many people who don't understand the trading market, only see a price that goes down to buy a coin but don't see the information first or for example a coin that has gone up and is in a downtrend or downtrend and then the coin will delete on the exchange and the coin is scam