Blender 3D: Noob to Pro/UV Map Basics - Wikibooks, open books for an open world
Add "mark seam" support to boolean modifier — Right-Click Select
modeling - Mark seam on middle edges of beveled edges created by bevel modifier - Blender Stack Exchange
My keyhole has a mirror mod on it did i miss something and if i mark seam will it be a problem? - CG Cookie | Learn Blender, Online Tutorials and Feedback