if you post some video here are some tips.
Use 3 different angles - oblique, side view, front view
Upload it to youtube in MP4 format it will maintain the best quality when it gets converted
If you do that I might have something of value to say. Check out this video from some of my newer CrossFitters. video
it will give you a good idea of what you should be looking for also read the associated notes in the blog post - its a great training tool.