(general perspective here, not specific of the exact case). It could be that _no_ book will be sufficient for that outcome. Because a book might not be the righ

(general perspective here, not specific of the exact case). It could be that _no_ book will be sufficient for that outcome. Because a book might not be the right tool. One might need to practice, get out there and actually do things. If so, it can be ethical to sell that it is a part of getting to the outcome wanted. Especially if one provides tips&tricks for the beyond-the-book part. Those kinds of things will be be great candidates for content marketing, or even small giveaways (commoditize your compliment), or partnering to offer the other parts of the package.