Foot action cannot be overstated. This is where your power comes from. The more you can sequence this out in your swing, the more consistent and balanced you will be.
At this point, you know how to make the waggle benefit your club motion and get your body working properly. Here is how to bring in ground forces for a stronger swing.
Now that you know how to waggle to get the club to do what you want it to do, here is how to incorporate your body into your waggle.
A waggle is not a random jumble of movements. A waggle consists of elements that you are actively bringing into your swing. If it is random, it's not helping.