If it's not bad luck, then maybe you should consider to research more about the prices. There's no absolute way of predicting them accurately so the best thing you can do is too minimize your losses as much as possible.
If there's no other way to predict the prices, he must just have a bad luck. And we all do.
That's why we must make careful decisions and try not to get dragged so easily by the market. My father always tells me to choose my fight wisely. If you know that the risk is not worth it, don't jump. Mistakes could teach you lessons, but it doesn't mean you need to make a lot. One knows that he must'n be get burned by the same flame more than once. So, I advice to everyone to read up, feed your knowledge so you can formulate the best strategy. Being updated in the latest news is essential in this industry. Just like the news about the upcoming exchanger of
BItrus which could help you form your strategy here in the cryptoworld.