It is also important to note that not all profits in this business world is "big". Though, holding coins when you buy them cheap and waiting for the pump does this, it is difficult to determine which is the best time. This is the risk that many people here fails to accept. We all want to earn of course, but there will be times that we will not. To reduce this, one can invest in multiple coins but the divided capital will also decrease the maximum possible profit. Everything has pros and cons, in the end, it will be your decision.