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?
It seems like this kind of thinking prevents people from investing. The purpose of investing is very general, and a million knowledge will not change anything without us getting started. So jump, crypto is friendly enough to accept all levels of capital. Maybe you will make mistakes, but that will lead you to success if you want to learn.