I would add the suggestion to be prepared for the editor to request a look at the manuscript (not just a short sample) to prepare an accurate estimate. This has been my practice for some time, and it allows me to provide a flat fee for the entire project. This makes budgeting much less complicated for the author, although of course I am willing to bill by the hour if preferred.
From your comment, you may be in search of a manuscript critique, where you pay a professional to essentially conduct a beta read with the added benefit of their experience and knowledge about the craft. Then they’ll give you a few pages’ worth of considerations. When I don’t have the time for such critiques (and I only critique nonfiction), I refer my clients to andilit.com.
Are you writing a picture book? A chapter book or easy reader? Is your book for middle grade readers or young adults? You may not know for sure! What age groups will be reading your book? How many words should your book have to be age appropriate? What themes or topics are typically relevant? These are some of the more generalized questions your editor can answer for you.
Excellent advice, Teymour. I’ll add this food for thought if I may… ANYONE CAN WRITE. Few people write well. Even fewer can tell a good story. IF YOU CAN TELL A GOOD STORY, and you’ve been working on a book but your writing skills are a little rusty, you need an editor who actually cares about your success, who cares about making your book the very best it’s capable of being. That usually takes an editor who instinctively goes above and beyond what’s expected. Every single author, every single story is unique. Each deserves the undivided attention of the editor.… Read more »
In fact, Pressfield writes, “Resistance is experienced as fear; the degree of fear equates to the strength of Resistance. Therefore the more fear we feel about a specific enterprise, the more certain we can be that that enterprise is important to us and to the growth of our soul. That’s why we feel so much Resistance. If it meant nothing to us, there’d be no Resistance.”