Since there also many sites which are just scams. They will never pay you money. So you must always stay away from them and regulation helps you in that. If a site is regulated, it is bound to be answerable to its regulatory body. So in case they don’t pay you, you can’t complain there. But a unregulated broker can scam you and don’t have anyone to seek help. So always look out for regulations before investing in a broker.
There are so many brokers that are running in the forex market. All of them provides good features and bonuses to attract its customers. But when you search for a brokers you must always check whether the broker is regulated or not.