Answers:
All I know is it is a road of bringing on pleasure in men and women. at hand are various books written on the subject, and it's adjectives over the network. it is supposed to bring on communication between mind, body, and spirit. I've included a couple of links that will back explain better.
Its a wipe which heal the body by dealing sundry chakras surrounded by our bodies. I too am interested in it. Let me know if you come to know someone.