Many of us, have read GM-sections in RPG, RPG blogs, forum discussions, and sometimes books about the storytelling art.
All of these contains tons of interesting tips/techniques (and some will contradict each other, you don’t GM a gritty mega-dungeon and high-school drama game the same way), so I am curious which ones are your favourite and how do you use them in your game
Let them look cool.
Too much time is spent working around the players’ abilities to make a fight challenging. Some fights should look hard but have a player ability break them. Let them use the powers they earned.
This slightly ties to the idea that the game is not the players against the DM, it is the players against the world, while the DM narrates.