Retouch4Me Portrait Volumes 1-9 is an excellent resource for those looking to improve their portrait retouching skills. The comprehensive coverage, updated content, and free download make it an attractive option for both beginners and experienced retouchers. While there may be some limitations, the benefits of this resource far outweigh the drawbacks. Overall, I would recommend Retouch4Me Portrait Volumes 1-9 to anyone looking to enhance their portrait retouching skills.