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.
Then, click âCancelâ or fill out the cancellation form with your name, email, phone number, confirmation number, order number and a reason for the cancellation. 5. Write an email that includes these details to the customer service department if the website instructs you to do so.