Clear terms for an informed decision.
Last updated: 10 September 2026
Amazon availability
The Best Book on Sales is purchased through the official Amazon.com listing linked from this website. This website does not process the book transaction.
Formats and pricing
Amazon displays the current Kindle, paperback and hardcover prices, taxes, stock and delivery information for the customer’s account and location.
Orders and returns
Amazon’s order, payment, cancellation, delivery, return and refund terms apply. Manage eligible requests through your Amazon account or Amazon customer service.
Acceptable use
Materials are licensed for the purchaser's personal or internal business use. Republishing, reselling or distributing the content without written permission is not permitted.
Support
Contact Amazon for retailer or order support. For questions about the book’s content or Billionaire University, email info@billionaireplc.com.