How to Apply clipping masks in Adobe Illustrator CS4

Learn how to interlace custom shapes in Adobe Illustrator CS4, an effect that's especially attractive when working with 3d perspective objects and shapes. Whether you're new to Adobe's popular vector graphics editor program or a seasoned graphic arts professional looking to better acquaint yourself with the new features and functions of this particular iteration of the application, you're sure to benefit from this free software tutorial. For more information, watch this designer's guide.