The forex broker is there to offer a trading platform so the trader can get real-time quotes that are accurate. This will also allow you to make fast, reliable trades and some offer service as a way to attract new customers.
Some brokers will offer forex training to those who are new to this field. Others will give an automated trading service to those who are not that focused with time or desire to manage their own account. If you are a trader who is not wanting the fancy features, most will offer charts and news that affects this market. A broker can also offer a free demo account so that you can test-the-waters so to speak and find out how it all works.
Because forex is a more sophisticated arena, it takes more training that other types of speculation investing. This is true because there are so many factors that can effect the value of currencies around the world. A broker of offer training in analysis and scrolling news alerts would be a good one to go with. If you are a currency trader, then these are all things you need to be aware of. Interest rates by the Federal Reserve is pertinent information and needed everyday.