Pen Tool is a powerful tool in Photoshop that every designer should master. It is not difficult to understand how this tool work, but it would challenge most of us in its practical uses. Here are some resources links that may help you to figure out some Pen Tool tricks and its best practices for your creative design.
Feel free to drop another links in my comment box if you have another favorite Pen Tool resources to share. Thank you ;)
Pen Tool graphic is designed by Markus Nielsen