https://i.ytimg.com/vi/S3SoEP1a-1U/hqdefault.jpg The Cheat Sheet : https://goo.gl/1a7cCV Best Blender Book : http://amzn.to/2Brf8AH https://www.patreon.com/derekbanas In this part of my Blender Tutorial series I’ll cover how to cut neat holes in both flat and curved meshes. We’ll be covering the Shrinkwrap Modifier, Knife Project, Bridge Edge Loops, Subdivision Surface Modifier, Beveling and more. source