I usually buy at low and sell at high. My guess initially went wrong. I suffered some loss. I traded with less amount of coins. My loss is minimal. I learned it slowly and now I'm doing very lazy trades for minimal profit. Trading goes profitable for me now. I don't put much risk with money.
people always talk negatively and you make you decision wrong because of that , few days ago when BTC price drops everyone start saying that Bitcoin is crashed and its failed etc which mean it will fall more but bitcoin is almost back where is was before only 40$ difference is remain