Sometimes I read non-rpg-related blogs on gaming and game design (for boardgames or video games). Sometimes they help me come at rpg gaming from a different perspective. Video game level design, for example, can tell you a lot about rpg adventure design – and not just about dungeon adventures either.
Today, I ran across this post: 10 Ways to Know If You Are a Hack Game Designer. This applies to RPG game design, but it also applies to GMing – whenever you create a conflict in a game you are running, you’re designing a mini-game.