Discover Your Target Customers With Behavioral Segmentation

A practical playbook for early-stage founders working through customer discovery and business model validation.

Know who you are building for — before you build.

Behavioural Segmentation Playbook Cover

What This Playbook Helps You Achieve

Most founders build too early and validate too late.
This playbook helps you avoid that.

You will learn how to:

Understand user behaviour instead of relying on assumptions

Identify meaningful customer segments

Surface real pain points across competing solutions

Translate insights directly into your MVP approach

A structured way to know who you are building forbefore you build.

What's Inside the Playbook

The playbook is divided into three simple sections.

I

Concepts You Need Before You Begin

A concise foundation covering segmentation, behavioural insights, "jobs", pain points, and competition.

Not theory-heavy — just what's necessary to apply the method correctly.

II

Worksheets to Identify Real Segments

Templates for:

Defining the user's job

Mapping direct / indirect / substitute alternatives

Spotting challenges and behavioural patterns

Grouping users into segments

Prioritising the segments worth exploring first

Designed so you can work through it independently and reach clarity quickly.

III

What to Do After You Identify Segments

Guidance on how your segmentation feeds into:

Hypothesis-setting

MVP experiments

Customer interviews

Refinement cycles

Your path from assumptionsvalidation.

Who This Is For

Founders who are:

Pre-product or early-product

Just getting started or still shaping your offering

Unsure whom to prioritise

Multiple potential segments but unclear focus

Struggling to articulate a clear pain point

Know there's a problem but can't define it precisely

Looking for a structured process

Need a beginner-friendly discovery framework

If you're still shaping your model, the playbook gives you a sharp starting point.

Why This Playbook Is Different

Most Resources

Talk about demographics or personas

This Playbook

Focuses on behaviour — what people actually do, not what they say

You get:

Practical, example-driven guidance

Worksheets that reduce guesswork

A method grounded in real customer discovery practice

A framework simple enough to finish in a weekend

It closes the gap between "I have an idea" and "I know who this is for."

About the Creator

Startup-Side

Startup-Side works with early-stage founders to help them identify target segments, articulate pain points, and validate business model hypotheses.

If you need support interpreting your segmentation or shaping your next steps:

Book a 30-minute NSA call

Founder-Focused

Built for early-stage founders

Validation Experts

Proven frameworks & methods

Hands-On Support

Personalized guidance available

Download the Behavioral Segmentation Playbook

A clear, founder-friendly way to understand your customer before you build.

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Actionable Framework

No spam. Just the playbook and occasional helpful resources.