To submit your Book for narration,you need to create an Author Account. See the Sounded.com Author Portal.
No. Sounded.com does not edit your book in any way. Sounded.com does also not edit your audiobook. You have full editorial control over your works as an author (or those for which you hold the rights as a publisher).
Please contact us if you have any further questions that can't be found in our FAQs. We're more than happy to help!