Can I Change Invisalign Mid-treatment?

Skeletal open bite are very hard to correct without jaw surgery. Your case seems  pretty severe and Invisalign alone will not be able to correct it. The Invisalign can certianly realign your teeth and improve the crowding while protecting your posterior teeth from the occlusal trauma. Good...

There is no charge by Invisalign to transfer the case. The new dentist will have their own fees depending on much longer the case is going to take. 

If the Mio Water Enhancer is colored it may change the color of your aligners - may stain them.  This is true with anything you drink while wearing your aligners.  If you can find a clear one that would work best.  If not, you may notice discoloration in your aligners.

The guidelines for what expanded function assistants can do varies by states, but I personally don't think assistants should be doing IPR since it is irreversible.

After 3 consultations, it seems the only real decision is to choose who you trust the most.

Have you had significant weight loss in last few months?  If yes, that can affect your face as well and should prompt you to have a medical check up soon.  If it's only limited to your face and jaws, invisalign is not the answer but rather conventional orthodontia perhaps combined with...