Firs things first you have to put a propriate purpose before you start trading. Why do you want to trade, which aims do you follow? Then you have to search for a learning content, there are lots of resource which can provide you with such ones. Afterwards you should find a suitable platform for you, in dependance of your deposit. You also have to determine the strategy which you're going to keep, its' very iportant for your success (maybe then check if your broker offers such conditions). Then if you choose a Forex you have to determine what kind of trading do you prefer more (currency pairs, stocks and so on).