International parity conditions: Relative purchasing power parity, interest rate parity, Domestic Fisher effect, International Fisher effect. Though to some extent the above theories provide logical explanation for the fluctuations in exchange rates, yet these theories falter as they are based on challengeable assumptions [e.g., free flow of goods, services and capital] which seldom hold true in the real world.
In every part of life, discipline is important, but neglecting discipline in day trading may potentially result in huge losses. Success without discipline is practically impossible. You need to be able to monitor prices for extended periods of time without making any rash trading decisions. This is hard and requires lots of discipline. Sometimes seeing profitable market moves that you have predicted but did not execute is painful, yet it is better to waste an opportunity, than to guarantee a loss.
Security: Will your funds and personal information be protected? A reputable Forex broker, and a good Forex trading platform will have measures in place to ensure the security of your information, along with the ability to backup all key account information. They will also segregate your funds from their own funds. If a broker cannot demonstrate the measures they will take to protect you and your account balance, it would be best to find another broker.
These currency pairs, in addition to a variety of other combinations, account for over 95% of all speculative trading in the forex market. However, you will probably have noticed the US dollar is prevalent in the major currency pairings. This is because it’s the world’s leading reserve currency, playing a part in approximately 88% of currency trades.