A good GM should always be prepared. No matter what your RPG of choice is, game preparation is very important. Preparation can make the difference between an excellent GM and a terrible one. Prep can also make the difference between feeling awesome during and after a session versus not so much. Today I set off again on the Obsidian Monolith to discuss game preparation with the aid of an excellent GM resource—Never Unprepared by Phil Vecchione.