I believe you have to choose an investment strategy that suit you the most and that will be the best investment strategy for you. For example, I dont have all the time to do trading research. So I buy coins and hold for the long term.
Invest for long term, only with the amount you can afford to loss just in case the crypto market dive or go down stream. One should always learn rhe in's and out of Crypto investment, apply what you learn, have a lot Patient to hold on to your coin investment, always cash out for the profit when the good come. And never Panic or sell out your investment with out consideration of all the information at hand. One should always take note the Risk and High Market Volatility.good luck