The document provides instructions for users with an older version of Photoshop, like Photoshop 7.0, to create brushes from image files included in a .rar folder, as the brushes were originally created in Photoshop CS3. The instructions explain how to remove existing brushes from the list, open image files to define new brushes using the "Define Brush" command, repeat for each image file, and then save the brushes as a set in the Photoshop presets folder for use.