The final stage of your EPUB creation — Validation. This is a required step for such etailers as Apple’s iBookstore. PLUS – If you want a valid KINDLE version for upload you only need to make a minor modification to your EPUB file.
eBook Publishing Software Engineer, Liza Daly
Liza Daly of Threepress Consulting, Inc. gives an overview of her free, multi-platform Ibis Reader and the advantage of HTML5 to create multi-media ebook apps that work across any device.