Before ico investing or holding do a good research about that projects. Exchange your knowledge with your friends. Then you can successful in crypto.
Support. One head is good, two is better. So find a partner or like-minded person. With it, you will be able to identify more profitable ways.
It's like you are creating a partnership but make sure you choose a partner who are honest and will never scam you.
I think IMO, it would be easy if you just invest alone so you are safer and nobody would interest your wealth in the event it will turn into a big amount.
But that is not easy of course, you need to study hard as it's the way to minimize the risk.