Scott's Favourite Keys when using Windows.

KEYS
Most Standard Functions
More Info about the keys
ENTER Confirmation. Execute. Begin a new line. OK. Originally called Return, symbol still represents the motion of a carriage return on a type writer.
ESC Escape. Get out. CANCEL. Only Key with no neighbours. Usefulness overshadowed by undo.
TAB Move to the next tab stop, column, or field. Normally goes right but can go left by holding Shift and pressing tab.
SPACE Add a space. Choose. Jump. Largest Key on Keyboard.
MODIFIERS These keys do little alone, but much when combined with the mouse or other keyboard keys. Can be used individually or in combination to add more shortcuts. Command Key on a Mac and Start Key in Windows are also Modifiers.
ALT Alternative  
CTRL Control  
SHIFT Shift  
NAV KEYS Useful Navigation Keys Most are affected by modifier keys
ARROWS Move in a direction.  
DELETE Delete to the right of the cursor  
BACKSPACE Delete to the left of the cursor. Acts as a Back button in many web browsers.  
HOME Move to the start.  
END Move to the end.  
PAGE UP Scroll/Move page or screen up.  
PAGE DOWN Scroll/Move page or screen down.