A professional trader is a person who works in finance. And invests as a trader or in a full-time role, sometimes or as a hobby. And they rely on their own knowledge and their own training, they apply them to a currency and analyze the currency well and invest there. They can work for themselves in a trading company, in an asset management firm or as a freelance trader for individual clients. And the way each currency is analyzed is almost the same. We can call a professional trader a professional trader who works for multiple days in the hope of profiting from long-term market fluctuations.