Guess that verything you have to do is to find a proper broker. Untill you don't gain enough knowledge and experience in this sphere, you should take any broker and open demo account. Simultanously you have to learn the basic notions in trading activity and gradually get experience via demo trading. When you will finally gain some knowledge you will be able to change the broker in case you start to understand that the conditions don't suit your needs.
Actually, it's not difficult to start forex trading, the most difficult part is to endure everyt emotion which you will have during real trading. In this case you will be able to develop durability.