Skip to content
Greta.Agency
Growth Insights

Growth insights
that actually work.

Tactical breakdowns, growth loops, and proven patterns for founders who want sustainable traction — not vanity metrics.

Featured Insights

Growth Loops

How Notion Built a Self-Reinforcing Growth Loop

Every user action created more surface area for new users. Here's the anatomy of that loop.

9 min readRead
Retention

Why Most Onboarding Flows Kill Activation in 30 Seconds

The biggest activation killer isn't your product — it's the first 30 seconds after signup.

8 min readRead
Case Studies

Duolingo's Retention Engine Explained

The streak is just one layer. Here's what's actually driving their 70%+ D30 retention.

10 min readRead

All Insights — 24 articles

Growth Loops

How Notion Built a Self-Reinforcing Growth Loop

Every user action created more surface area for new users. Here's the anatomy of that loop.

9 min readRead Insight
Retention

Why Most Onboarding Flows Kill Activation in 30 Seconds

The biggest activation killer isn't your product — it's the first 30 seconds after signup.

8 min readRead Insight
Case Studies

Duolingo's Retention Engine Explained

The streak is just one layer. Here's what's actually driving their 70%+ D30 retention.

10 min readRead Insight
Retention

Increase Retention Without Discounts: 7 Tactics That Actually Work

Discounting to retain users trains them to churn and wait for the offer.

10 min readRead Insight
Growth Loops

The Referral Loop Playbook: How to Turn Users into Advocates

Referral programs fail when the incentive is disconnected from the value.

8 min readRead Insight
Product-Led Growth

Product-Led vs Sales-Led Growth: How to Know Which One You Are

Most founders default to one model without questioning whether it fits their product.

9 min readRead Insight
Growth Loops

The Content → SEO → Signups Growth Loop Explained

Content compounds when it's designed as a loop, not a broadcast.

8 min readRead Insight
Monetization

How to Price for Expansion Revenue: The SaaS Monetization Playbook

The best SaaS pricing models grow revenue as users get more value — not just at renewal.

9 min readRead Insight
Playbooks

Fix Drop-offs in Onboarding: A Step-by-Step Playbook

A systematic process for finding where users drop off and fixing it — without guessing.

11 min readRead Insight
Case Studies

How Airbnb Scaled Supply-Side Growth

Airbnb's most underrated growth achievement wasn't demand — it was supply.

9 min readRead Insight
Acquisition

Channel-Product Fit: Why Most Acquisition Strategies Fail

The channel that works for your competitor might kill your CAC.

8 min readRead Insight
Playbooks

The Freemium Conversion Playbook: From Free to Paid

Freemium only works if free users convert. Most don't.

10 min readRead Insight
Acquisition

Cold Outbound That Actually Converts: A Framework for Founders

Most cold outbound fails because it's about the sender, not the recipient.

8 min readRead Insight
Growth Loops

The 5 Types of Network Effects (And Which One You're Building)

Not all network effects are created equal. Understanding which type you have changes everything.

9 min readRead Insight
Case Studies

How Stripe Made Developers Their Growth Engine

Stripe's growth wasn't driven by sales or marketing — it was driven by developers.

9 min readRead Insight
Monetization

When to Upsell: The Timing Framework for Expansion Revenue

Upselling too early kills trust. Too late, you leave revenue on the table.

8 min readRead Insight
Product-Led Growth

The PLG Metrics That Actually Predict Revenue

Active users and signups are vanity metrics. These are the metrics that matter.

9 min readRead Insight
Acquisition

Community-Led Growth: How to Turn Your Users into Your Sales Team

The best distribution moat isn't a sales team — it's a community of practitioners.

9 min readRead Insight
Playbooks

The Churn Reduction Playbook: Cut Churn by 30% in 90 Days

A structured 90-day process for reducing churn — from diagnosis to intervention.

11 min readRead Insight
Case Studies

How Linear Built a Cult Following Without a Marketing Team

Linear went from 0 to enterprise customers at top tech companies — through word of mouth.

8 min readRead Insight
Retention

The Activation Email Sequences That Actually Move the Needle

Most lifecycle emails are generic. Behavioral sequences convert at 3x the rate.

9 min readRead Insight
Monetization

Why You Should Charge Before You Have Product-Market Fit

Free users lie. Paying users tell the truth.

7 min readRead Insight
Growth Loops

Growth Loops vs. Funnels: Why Your Funnel Is Making You Think Wrong

Funnels produce linear growth. Loops produce compounding growth.

8 min readRead Insight
Product-Led Growth

The PLG-to-Enterprise Bridge: Converting Bottom-Up Adoption into Contracts

Product-led growth gets you inside the door. Enterprise contracts require a different motion.

9 min readRead Insight

Growth Playbooks

Solve a specific problem

Low activation?

Fix onboarding friction

View Playbook

High early churn?

Turn users into advocates

View Playbook

Retention plateauing?

Increase retention without discounts

View Playbook

Free users not converting?

Run the freemium conversion playbook

View Playbook

Churn accelerating?

Cut churn 30% in 90 days

View Playbook

No expansion revenue?

Price for NRR from day one

View Playbook

Growth Loops Library

Systems that compound

Loops that sustain growth without requiring constant acquisition spend.

Content → SEO → Signups

Publish content that ranks → attract targeted visitors → convert to signups → users create more content → content ranks → repeat.

B2B SaaS, dev tools, marketplacesDeep dive

Referral → Incentive → New Users

Existing users invite peers with a double-sided incentive → new users join → they invite peers → network effect compounds.

Consumer apps, collaboration toolsDeep dive

Product → Share → Discovery

Users create something with the product → share it publicly → viewers discover the product → sign up → create & share → repeat.

Design tools, doc tools, builder platformsDeep dive

Community → Trust → Signups

Active community generates practitioners who recommend the product → recommendations drive signups → new users join community → repeat.

Developer tools, data tools, B2B SaaSDeep dive
Stay Sharp

Get growth insights that compound.

No spam. Just sharp, tactical breakdowns — delivered when they're ready.

From Insight to Product

Don't just read growth.
Build it.

Turn these insights into live products, growth flows, and experiments — shipped in days.