what really gain on forex trading?

[Milan Celjak]

others : banks and brokers

[Jose Francisco Casado Fernandez]

Milan Celjak:
others : banks and brokers

Sure, but we can gain too. It requires a hard work, though. Regards.

[Kossi Lanzo]

hard work on developing good strategy, manual trade. off course those who have good strategies may not appear in public and sell their systems. 

[[Deleted]]

the worker Torgovyya Sistema making fixed profit is not on sale - there is no sense.