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One-Stop All Book Solutions For Authors & Writers
Best Sellers Inc Agency
Literary & Editorial Services
Meticulous, author-centred editing and expert literary support that preserves your voice and prepares your manuscript for publication.
You’re in good company
About The Service
Readers Decide Within the First Few Pages
Pacing, clarity and clean prose decide whether a reader keeps turning pages, leaves a strong review and recommends your book to others. Writing and refining a book is a significant undertaking. Whether you have an idea, a half-finished draft or a completed manuscript that needs the right polish and presentation, our team provides the expertise, structure and collaboration to help you finish your book and position it for success.
Every manuscript is unique, so every project at Best Sellers Inc Agency begins with a careful assessment of the work and the author's goals. Our editors and literary mentors guide your book through each stage of refinement, from overall narrative structure to the final punctuation mark, keeping you informed at every step.
Our Services
Every Stage of Writing & Editing, Under One Roof
From concept coaching and developmental guidance to line editing, copyediting, proofreading, and industry-standard query packages.
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Developmental
Editing
Comprehensive evaluation of structure, arc, pacing, characterisation, and thematic coherence. Includes detailed editorial letter and in-manuscript commentary.
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Line & Stylistic
Editing
A sentence-level edit focused on clarity, rhythm, tone, and style. We polish your prose while strictly preserving the authorial voice that makes your writing distinct.
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Copyediting &
Proofreading
Technical grammar, punctuation, syntax, and consistency following Chicago Manual of Style with a personalised style sheet, followed by quality checks on formatted files.
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Ghostwriting
Services
A collaborative writing service for authors with a story or expertise to share. Structured interviews and outlines turn your ideas into a fully crafted book.
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One-on-One
Book Coaching
Personalised guidance from concept to completed manuscript. Your coach helps you plan the book, set achievable milestones, and provides chapter-by-chapter feedback.
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Submission
Materials & Proposals
Professionally prepared query letters, synopses, nonfiction book proposals, market analyses, and agent research for authors pursuing traditional literary representation.
Our Core Platforms
Mastering multiple platforms for maximum book visibility
Work shaped around the author’s goals
Book Campaigns, Creative Assets, and Publishing Support Built for Real Author Journeys
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Memoir
Be Ready When the Luck Happens
We developed a comprehensive book marketing and editorial strategy.
- Book Editing
- Publishing Copy
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Novel
The Wedding People
We read the entire manuscript and polished the structural flow.
- Line Editing
- Book Trailer
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Mystery
Lies He Told Me: She's in love—with a liar
We provided thorough copyediting and proofreading before release.
- Copyediting
- Amazon Setup
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Romance
The Robin on the Oak Throne
Complete manuscript assessment and stylistic line refinement.
- Developmental Edit
- Cover Design
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Health
Unlocking the Science of Longevity and Joy
Nonfiction developmental editing for maximum reader engagement.
- Book Coaching
- Copyediting
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Fiction
All the Colors of the Dark
Extensive proofreading and Chicago Manual of Style alignment.
- Proofreading
- PR Campaign
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Fiction
Nothing Like the Movies
Tailored pitch preparation and query synopsis creation.
- Query Letters
- Author Interview
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Biography
What I Ate in One Year
Collaborative ghostwriting structuring from outline to final draft.
- Ghostwriting
- Media Coverage
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Memoir
You and You Alone
Comprehensive developmental letter and line-by-line feedback.
- Developmental Edit
- Publishing Support
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Informative
Mind Over Money
Full nonfiction proposal preparation including market analysis.
- Book Proposal
- Copyediting
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Fiction
White Mulberry
Pre-launch proofing, formatting review, and blurb writing.
- Proofreading
- Publishing Copy
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Fiction
Nothing Like the Movies
Editorial revision and developmental review prior to publication.
- Line Editing
- Media Coverage
How it works?
A Clear Process From First Conversation to Final File
Right People. Right Approach.
Our dedicated project managers ensure that your manuscript is treated with the highest editorial standards, delivering transparent milestones with zero delays.
1. Consultation
We discuss your manuscript, genre, audience and publishing goals, and recommend the right level of editorial or literary support.
2. Sample & Scope
You receive a complimentary sample edit and a written scope confirming deliverables, timeline, and milestone expectations.
3. Editing / Writing
Your dedicated editor or mentor works with tracked changes, margin commentary, chapter outlines, and regular progress updates.
4. Review & Delivery
We walk you through every edit, answer questions, provide personalised style sheets, and deliver pristine final files.
Our Standards
Your Book.
Your Voice.
Your Rights.
Best Sellers Inc Agency is an author services company, not a literary agency. We do not represent authors to publishers or take commissions on book deals. Our submission services prepare you to approach agents and publishers yourself.
You Approve Every Change
All edits are delivered as tracked changes and comments. Nothing is altered without your final approval. Your voice always comes first.
Strict Confidentiality
Your manuscript is accessed only by the assigned team. Every engagement is covered by strict confidentiality agreements.
You Keep Full Ownership
You retain 100% of the rights and authorship to your work at every stage, including all ghostwritten material and edits.
Winning Awards
Best Sellers Inc Agency. is an Award Winning Book Marketing Agency in the US
Frequently Asked Questions
We’re here to answer all your questions.
We recommend starting with a consultation or a manuscript assessment. We review your work and recommend the level of editing that fits your manuscript and goals, which is sometimes less than authors expect.
Developmental editing addresses the big picture: structure, plot, pacing and characters. Line editing works sentence by sentence on style and clarity. Copyediting corrects grammar, punctuation and consistency. Proofreading is the final check on the formatted file.
No. Our role is to strengthen your writing, not replace it. Every edit is a suggestion made with tracked changes, and you approve or decline each one. Ghostwritten chapters are built directly from your own ideas, interviews, and way of speaking.
You do. You retain 100% full rights and authorship, your name appears on the cover, and every engagement is covered by a legally binding confidentiality agreement.
With ghostwriting, we write the manuscript for you based on interviews and outlines. With book coaching, you write the book yourself while your coach provides structure, milestone planning, and chapter-by-chapter feedback.
Yes. Through our Manuscript-to-Market Programme, the same team that edits your book can manage its KDP setup, Amazon listing optimisation, blurb, cover coordination, and ARC reader campaign.
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The developmental and line edit provided by Best Sellers Inc Agency transformed my manuscript without losing any of my original voice. They pointed out inconsistencies I had overlooked across three drafts. My book is incomparably sharper and ready for market!
Ryan Cash Simons
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Bestsellers Inc Agency created an author website that feels professional, polished, and true to my work. The team organized my books, biography, media features, and reader information without making the site feel crowded.
Author Website Creation | Ann Patchett
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Working with their book coaching team kept me disciplined and inspired. The chapter-by-chapter guidance gave me the confidence to finally finish my manuscript after two years of writer's block.
Cinematic Book Video Trailer | Meghan Quinn
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The publicity team helped turn my background and book into a strong media story. They refined the angle, prepared the supporting materials, and managed the Forbes placement process professionally.
Forbes Placement Campaign | Colleen Hoover
