1. How market works.
2. How to manage ourselves (it's about psychology matter).
3. How to manage capital and risk (it's about M/M and R/R).
4. How to know ourselves for trading style.
5. How to know and determine the tools that exactly we need to have it.
6. How to create a trading plan.
Trading forex is not very easy.
Thus, we must able to passed the rules above first before start.
Or, just make a copy trades from the expert.
It could be wise :)