Short, or shorting, refers to selling a security first and buying it back later, with anticipation that the price will drop and a profit can be made.| Investopedia
A limit order automatically triggers the purchase or sale of a stock at a price pre-determined by the trader.| Investopedia
A good 'til canceled (GTC) order is a buy or sell order that remains active until it is either executed or until the investor cancels it.| Investopedia
A day order is an order to buy or sell a security at a specific price that automatically expires if it is not executed on the day the order was placed.| Investopedia
If a stop-limit order is established, find out if it is guaranteed to be executed even when the market is dropping fast. See why the trade may be held up.| Investopedia
A stop-limit order is a conditional trade over a set time frame that combines features of stop with those of a limit order and is used to mitigate risk.| Investopedia