Both A.B.A. and HOS are considered third tier, just to mention.
But yeah, I usually just use Youtube for videos since they tend to have a wide selection of videos demonstrating all sorts of stuff. I honestly don't care too much for just straight combo videos anymore, I much prefer seeing matches because it gives me a better idea of what's viable and how to make it flow. I've really been meaning to find a way to record my matches so I can see where my problems occur.
A.B.A. rockin' out:

