This tutorial from Kitelife.com covers the techniques for learning Reverse Flight and how to work toward a stable execution of this movement in the basic four directions… Reverse Flight is far easier to learn than one might believe, using minimized inputs and changing your point of reference with regard to the initial goals.
This tutorial from Kitelife.com introduces some beginning techniques for mastering the inverted hover. Reputably one of the most difficult things to learn on a Rev, it’s absolutely simple to do once you know how and these techniques should help you understand it more quickly.