If you get the Profit of Bitcoin .you buy Bitcoin at a lower price and it value increase over time then you fouce on price when its price increase beyond your purchase price then you can sell it .you have been  good profit for Bitcoin, and u buy high price and sell lower price then u have loss .If you accept my advice ,never trade call and tips because it has a lot of risk and never short-term invest in Bitcoin because Bitcoin is for long term investment.If you invest short term you have exposed a lot of risk.