Style Builder includes a library of sample strokes, but the whole idea behind creating your own sketchy edge style is that you can use strokes that you’ve drawn yourself. To use your hand-drawn strokes in Style Builder, you can import strokes from a folder of stroke images, from an existing .style file, or from a strokes template. Tip: The most common source (and the easiest to create) is a strokes template. Follow these steps to import strokes into Style Builder: