One of the cool features of Photoshop 6 is the fact that it comes equipped with painting tools that you can use to alter your images. And Photoshop provides shortcut keys to help you paint quickly and easily. The following table tells you how to change brush size and color intensity with the press of a key or two.

Action PC Mac
Increase brush size ] ]
Decrease brush size [ [
Change opacity of tool in 10% increments 1, ... , 9, 0 1, ... , 9, 0
Paint or edit in straight lines Click, Shift+click Click, Shift+click
Change eraser type Shift+E Shift+E
Erase to History Alt+drag Option+drag