The best technique for building a strong crypto portfolio is to mix things up.
Survival in this market landscape is reliant on adaptability.
you choose what to do depending on how we see the market.
Sometimes you buy and hold for the long term, other times, you take short time trades to get big profit.
I Also take some calculated risks on new projects BTC
Diversification and the ability to find the right project to invest, even if you diversify but you are not checking all the coins you are adding to your portfolio, it will mean nothing and you will end up losing your portfolio, finding the right coin to invest is everything, you will avoid losses and will make huge profit continuously.