You can create new brushes of all four brush types, using artwork in an Illustrator file as the basis for the brush. In this section, you'll use artwork provided with the lesson to create a new Pattern brush with three tiles—a cloud for the Side tile, and a sun for the Outer Corner tile and Inner Corner tile.
Creating swatches for a Pattern brush
You create Pattern brushes by first creating swatches in the Swatches palette with the artwork that will be used for the Pattern brush tiles. In this section, you'll use the cloud and sun drawings included with the artwork file to create swatches.
Use the scroll bars, the hand tool, or the Navigator palette to display the scratch area to the right of the artboard to view the cloud ...