Last week we did a WOD and the trainer told us to activate our glutes. That we should always be activating them. Always. I know I forget to do this and the glutes are a HUGE muscle, so use them!
Here's an article from Barbell Shrugged about just this topic. Enjoy. And activate your glutes!
http://daily.barbellshrugged.com/how-to-activate-your-butt-techniquewod/