I wont really say Im an investor but my strategy is very simple and plain
I sell the huge pumps and buy te dumps
In other words, but the rumour and when the news comes around. Do ensure to sell the news and take in your profit
What you do mate is the best strategy in cryptocurrency. Buy coins when the price are dump then hold for a long time and sell them if the crypto market will already recover. Also, in reducing risk in your investment. Invest many coins in order to have many options in the future. If one can't bounce back there are a lot of options to choose.