"The key to the Internal Arts" has been published on Amazon.

First of all, thanks for all reviewers with high rating. Let us send you Yi for your great Karma. Hope the book would be helpful for many more people's training and life. We will try to publish 2nd edition as soon as possible.

The E-book "The key to the Internal Arts" is on sale on Amazon. The contents of the book has been updated (version Mar 10, 2015. Fixed grammar, added contents). Please download / update newer version if you have older one. The update is free.

This is the policy of Amazon for updating the book:

"Rest assured that customers who purchased the book for free will not lose their content as it is not a book borrow, they received it at no cost during a promotion.
If it happens that we (Amazon) push updated content, same as customers who paid for the books, they will only lose their highlights, bookmarks, or notes."

If you have any problems to update it then contact Amazon customer support please.

Title : The Key to the Internal Arts

Author : Jinho Lee
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