you have to learn about trading before start it, you should know the risk of trading because trading is not only about profit but it's possible if you will lose your money. for the beginner start with small amount it's better, you can learn by doing. do not doubt to try it.
To start trading a person must learn first so we will know that trading is not easy thing to. It should have a knowledge first for us not to lose during trading. Yes start at any amount and always learn from mistakes so that in the next trading you can rid of losing money.