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.
TC, all you have to do is email them, give them your confirmation number, and they should be able to cancel your order. Unless it's an instance like Starcraft 2 where pre-ordering and getting the demo forced you into not being able to cancel. Or if they're already working on packaging up the game to ship.