A trader who manually enters trades into a trading system without using computerized algorithms that enable automated order entry. In the frenetic world of trading, manual traders may be at a disadvantage compared to traders who use considerable computing power to exploit pricing anomalies in the markets. Also, manual traders may be more susceptible to trading on emotion compared to a trader relying strictly on a trading program.




|||Entering trades or orders manually into a trading system also increases the risk of incorrect or erroneous order entry, which can be fraught with disastrous consequences if the error is large. Currency traders therefore increasingly use automated trading systems that enable them to place orders and execute trades efficiently through an application programming interface (API).