You need to do some homework before dedicating your valuables on trade. You can start studying trade graphs using Heikiin Ashi chart
But listen if this person had tried many times and even after studying and getting basic information about what to do and who to do, then definitely he should leave trading and try something else. Trading isnt the last chance for a person. But this can become a tremendous source of income as much big profits can made from it. Believe me, you will be having so happened life after choosing it.