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First print run

Marketing did not get harder. It got fragmented.

One book for SEO, a course for social, a newsletter about AI search, and nobody explaining how any of it fits together. Signal & Reach rebuilds the whole discipline as a single operating system.

From choosing a domain worth building on, through earning real authority, to being found by Google and cited by AI assistants, to converting the visitors you worked so hard to win.

pages
512

pages

chapters
27

chapters

parts
8

parts

appendices
6

appendices

Out now

Buy on Amazon

Hardcover on Amazon · 512 pages · First edition

Signal & Reach, the complete marketing operating system for the AI era, by Girish Kotte

First edition · 6 x 9 in · Blooms Publishers

The trailer

Fifty-three seconds on why this book exists

More channels than any marketer has ever had, and less certainty about which of them matter. The trailer is the argument in short form; the 512 pages are the argument in full.

Why this book, why now

When the intermediary reads a thousand sources and answers in one paragraph, being on page one is no longer the goal. Being in the paragraph is.

Three shifts landed in the same decade and ended marketing as a collection of independent channels.

01

The machines became the audience

Your content now has two audiences with different needs: humans, who buy on emotion and trust, and machines, which decide whether humans ever see you at all.

02

Every channel saturated at once

The marginal cost of publishing fell to zero, so everyone published. Average effort in a saturated channel earns nothing, and everything between the top decile and the noise gets scrolled past.

03

Trust migrated from institutions to evidence

Buyers stopped believing claims and started checking receipts. Ranking and answer systems learned the same habit. Trust became a measurable asset, which means it can be built deliberately.

The idea

Every marketing activity you will ever perform does one of two jobs.

Signal

Signal is everything that determines what a person or a machine concludes about you once they're looking: your positioning, your site quality, your authority, your reviews, your content depth, the corroboration of independent sources. Signal answers the question, should this business be trusted and chosen?

Should this business be trusted and chosen?

Reach

Reach is everything that determines how many of the right people are looking: rankings, citations in AI answers, social distribution, email lists, event audiences, ads. Reach answers the question, does anyone encounter this business at the moment it matters?

Does anyone encounter this business at the moment it matters?

The framework

The Signal Stack

Marketing advice multiplied until it stopped meaning anything. Before touching a single channel, we rebuild the discipline as one machine: five layers, one loop, and a scorecard that tells you where your next 90 days belong.

  1. A domain worth building onThe one asset every other move compounds into
  2. Earn authorityTrust signals that survive the next algorithm change
  3. Get found: search & AISEO and AI search (AIO and GEO) run as one motion
  4. Convert visitorsTurning attention into pipeline you can forecast
  5. Get chosenBeing the answer, not one of ten options

From the book

Great traffic into a weak page is a donation to your hosting provider.

Chapter 1 · Marketing Fell Apart

Great traffic into a weak page is a donation to your hosting provider.Chapter 1 · Marketing Fell Apart

Channels don't fail alone. They fail in chains, and the break is usually upstream of where the money was spent.Chapter 1 · Marketing Fell Apart

By 2015 that sentence had become a paragraph. Today it's a spreadsheet nobody finishes reading.Chapter 1 · Marketing Fell Apart

Nothing else in marketing combines this much permanence with this little deliberation.Chapter 3 · The URL Is a Business Decision

Social media is where marketing effort goes to feel productive.Chapter 12 · Social That Compounds

Each turn of the wheel is cheaper than the last.Chapter 5 · How Authority Is Actually Earned

Figures

Four of the fifty-two

The book runs on diagrams rather than screenshots of dashboards. Two of these are lifted straight from the interior; two are redrawn from it, same content, sharper type.

Figure 2.1: The Signal Stack

Figure 2.1

The Signal Stack

Five layers, bottom up. The return on any single channel is capped by the weakest layer underneath it, which is why the book refuses to start with tactics.

Score all five layers monthly.Next quarter belongs tothe weakest layer.MEASUREscore all five layersDIAGNOSEfind the weakestREINVESTnext quarter goes there

Figure 2.3

The Signal Loop

Measure, diagnose, reinvest. Score all five layers monthly and the next quarter belongs to the weakest one, rather than to whichever channel is loudest.

Figure 8.1: How an assistant assembles an answer

Figure 8.1

How an assistant assembles an answer

Retrieve, rank, synthesize, cite, and the gate your site has to pass at each stage. Fail the first one and nothing downstream matters.

Each turn of the wheelis cheaper than the last.1 · LINKABLE ASSETdata, tools, guides2 · PITCHdigital PR, sourcing3 · LINKSmentions and reviews4 · AUTHORITYtrust, DR, corroboration5 · RANKINGSsearch and AI answers6 · TRAFFICfuel for the next asset

Figure 5.1

The authority flywheel

Linkable asset, pitch, links, authority, rankings, traffic, and back to the next asset. Each turn of the wheel is cheaper than the last.

Contents

All 27 chapters

Eight parts, front to back, with the page each one starts on. Nothing is held back for a course.

Part I

The Operating System

1
  • Marketing Fell Apart2
  • The Signal Stack10
Part II

Foundation

17
  • The URL Is a Business Decision18
  • One Sentence Before Everything30
Part III

Authority

44
  • How Authority Is Actually Earned45
Part IV

Discovery

59
  • Search Still Pays the Bills60
  • The Technical Floor71
  • AIO: Make Your Site Legible to Machines93
  • AEO: Become the Answer107
  • GEO: Visibility Inside Generated Results129
  • Win the Map and the Neighborhood149
Part V

Audience

160
  • Social That Compounds161
  • The Inbox Is Still Undefeated193
  • Cold Outreach Without Burning Your Name204
Part VI

Conversion

227
  • Traffic Is a Means, Not a Metric228
  • The Landing Page, Inch by Inch: Anatomy246
  • The Landing Page, Inch by Inch: Behavior276
Part VII

Momentum

301
  • Rooms Full of Buyers302
  • The Signal Loop in Practice326
  • The Mistake Index338
  • The Other Buyers: Sales Pages, Investors, and Raising in Public344
Part VIII

The Craft and the Money

365
  • Words That Sell: The Copy Layer366
  • The Offer: What You're Actually Selling381
  • Paid, Properly: The Ads Playbook398
  • Keep, Grow, Multiply: Retention and Referral414
  • The Money Math: Budgets, CAC, and Hiring429
  • The AI-Run Marketing Department444

Plus 6 appendices

The part most books leave out: the worksheets, the scorecard you grade yourself against, and the reading behind it.

  • A The Worksheet Library
  • B The Scorecard
  • C Glossary
  • D The Expert Check
  • E The Follow List
  • F Sources and Further Reading

Read a page

The cost of fragmentation

Every founder recognises this story. Most have lived some version of it and drawn the wrong conclusion from it.

Chapter 1 · page 3

Watch what fragmentation does inside a real business. A founder reads that content marketing works and commissions ten blog posts. The posts are decent, but the site's technical foundation was never audited, so half of them are effectively invisible to crawlers.

Nobody built links, so the domain has no authority and the posts rank on page four, where click-through rounds to zero. A few visitors arrive anyway; the landing page asks them for nothing, so they leave anonymously.

Six months later the founder concludes that content marketing doesn't work, cancels the program, and buys ads instead. The ads click through to the same leaky page.

Nothing in that story failed because of bad tactics. Each piece failed because a different piece was missing somewhere else.

What you get

A reference, not a read-once

The appendices are the part most marketing books leave out. They are why this one stays on the desk.

27 chapters
Foundation through to the money math, in install order
52 figures
Diagrams that carry the argument, not decoration
The Worksheet Library
Appendix A, fill-in sheets for every layer
The Scorecard
Appendix B, grade all five layers in under an hour
The Mistake Index
Chapter 20, the errors that cost the most, ranked
The 90-day install plan
Chapter 19, what to do in which order
The Expert Check
Appendix D, how to tell if an agency knows its trade
The Follow List
Appendix E, who is actually worth reading

Written for

  • Founders doing their own marketing and losing to worse products
  • Marketers who own several channels and no coherent system
  • Agencies who need one reference their whole team works from
  • Anyone whose category is being answered by ChatGPT before it reaches them

Not written for

  • Anyone looking for a single growth hack
  • Teams who want tactics without touching their foundation
  • Readers who want theory with no worksheets attached
Signal & Reach full cover spread: back cover, spine and front cover

Inside

What it covers

  • SEO, AIO, AEO and GEO
  • Domain strategy and authority building
  • Local, social, email and outreach
  • Landing pages inch by inch
  • Launch days, events and webinars
  • The 90-day install plan

For everyone with something good that goes unseen. Distribution is a solvable problem, and this is the book I wish someone had handed me.

Dedication

The author

Girish Kotte

An AI architect and serial founder who builds and markets his own products, which is where every system in this book was pressure-tested first. Twelve years building software, five of them leading engineering at Asset Panda, and deep in AI since the day ChatGPT launched.

The same method runs Wysera, PostWyse and BrandWyse. The book is the argument; the products are the proof.

More from Girish

Out now

Get the book

512 pages, 27 chapters across 8 parts, plus 6 appendices. First edition, published by Blooms Publishers.

  • Get found
  • Get trusted
  • Get chosen