Lesson 10 introduces the P , the Q, and the Backspace Key.
With your fingers on the home row keys, use your left Pinky finger to strike the Q key. Next, use your right Pinky finger to strike the P key. To strike the Backspace key, you will use your Right Pinky Finger.
The Backspace key is used to delete text to the left of your cursor (or what you just typed).