Answer for Technique Analysis

Good to hear – I keep imagining you guys locked out of the hall! 
Oh, no deletions?  That’s odd…never mind.  Maybe it was a comment not a question, but I definitely had an interaction with you a month or two back.
Anyhow, here are some short videos:
Backhand open up – https://youtu.be/j1czHVpN0UY 
Backhand drive – https://youtu.be/7zA8–i4iCk
Forehand open up – https://youtu.be/eYOk6nIFYCc
Forehand loop – https://youtu.be/ibOKj9DG5Dw
 
Must say I was a bit shocked at some things that I saw – it will be interesting if you make the same observations.
I think the side view only tells half the picture, but I figured it would be the best angle to see my mistakes.