First of all,I think one must have financial stability. Have to take risk of certain amount that won't fall any impact in financial stability.What others thing one must know?
What is your opinion or idea?
You must understand that there's no stable in this world because everything is like a wave sometimes it goes up and sometimes it goes down. So, you have to accept the risk of that movement. Being investors too follows the same into the crypto market and any other businesses.
All you have to do is to do your own research and find every possible way that you won't cost more than cost less.