Mine is simple and the best. Buy low, wait, sell high. 
For extra I do day trading when there is panic making the price swing up and down.
Don't force yourself to trade that much, take some distance from time to time.
It is quite proven that the best way for traders to earn out of their bitcoin is to initiate and to have a proper system in regards to transactions. And it is the buy high and sell low transaction. Because for someone to earn they would also need to have an initial deposit where they will going to set a target price and make a decision out of every changes aligned on the target price for them to earn more and to have a better way of earning.For extra I do day trading when there is panic making the price swing up and down.
Don't force yourself to trade that much, take some distance from time to time.