What is a 'Hammer' A hammer is a price pattern in candlestick charting that occurs when a security trades significantly lower than its opening, but rallies later in the day to close either above or near its opening price.
To Cancel an Order Online: 1  Sign in to your account. 2  Under the My Best Buyâ¢ heading, select Orders. 3  Click on the order number and select the items you'd like to cancel. Note: Items cannot be canceled online if they have already been processed for shipping, home delivery or store pickup.
Good-Til-Canceled (GTC) Orders. An order that uses the Good-Til-Canceled (GTC) time in force will continue to work until the order fills or is canceled 1.y modifying with a good-til-canceled attribute the investor can leave a resting order in the market in the hope his order will ultimately fill at his pre-determined level. The advantage is that the investor does not have to place the same order day after day until his price level is achieved.