A few authority products I can recommend:

Become A Wealthy Author – 50% Payout – Ebook
Essential Tools, Tips, Checklists & Tests To Help You Make A Fulltime & Lifetime Income As A Non-fiction Author. Quickly & Easily Write The Book, Internet Marketing, Getting Published, Self-publishing, Ebooks, Distribution, Pod – 212 Packed Pages.
Become A Wealthy Author – 50% Payout – Ebook

Secret Author Recipes.
Secret Recipes Of Famed Cookbook Authors.
Secret Author Recipes.