You TAB, but do you SHIFT-TAB?
If you consider yourself a keyboard master, able to navigate the worst UI’s with just your keyboards, you probably have worn down your TAB key by now.
While TAB takes you one tab stop forward, SHIFT-TAB takes you one tab stop back.
Made an error in the prior form field? No need to take your hands off the keyboard to use the mouse. Just hit SHIFT-TAB to back the cursor up to the prior field.
Need to move around the Gmail compose window? SHIFT-TAB
Master the SHIFT-TAB and save precious time each day in everything you do.