with the development of the world of technology that is currently very rapid growth. lately the world began in sparking with the emergence of a new technology called cryptocurrency a technology that can make a digital currency that uses cryptography as a security system so that the resulting currency can not be falsified. eliminating emotion is a must-do thing, because when the emotions are overwhelmed by us, the transaction is getting heated up and we want to get a bigger result without thinking of risk. The bomber must have the courage to make a decision to determine how long the position should be maintained. take the decision to execute a sell or buy order requires a trading system that is run with discipline to override emotions. despite the understanding that the discipline of the trading system is mandatory applied. then we no longer need to worry or panic if the price moves beyond the initial expectations.