Orders entered must specify what security to trade, size of the trade and whether to buy or sell. The order can also include additional instructions: Execution instruction: specifies how the order will be filled. Validity instruction: specifies when the order may be filled. Clearing instruction: specifies how the final settlement will be done. Execution instructions types are: Market orders: are immediately executed at the best price available; however, there can be substantial slippages in execution price if a stock is thinly traded. Limit orders: set a minimum execution price on sell orders and maximum execution price on buy orders. This… Read More