"Your eBook has been rejected for missing, incomplete, unreadable, or inaccurate Table of Contents. The NCX must be accurate." Sounds familiar?
Simple Answers that No One Wants to Tell You.
Why pay thousands of dollars to Lulu or others for epub conversion?
Why use Lulu or other Apple aggregators, and receive only 80-% of royalties?
I charge $100 for epub formatting and $100 for Apple iBookstore submission.
You will get 100% of royalties once you submit books to the Apple iBookstore.