The Growth Lab

A living library of strategies, frameworks, and resources for smarter growth.

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Accelerating experimentation with PBX: What practitioners discovered and how to put it to work in your program.

  • Blog
  • 16 min.

Cro Metrics × Kameleoon | October 2026 Executive summary Think about the last good experiment your team wanted to run but could not get built. Maybe it needed a developer already committed elsewhere. Perhaps a small change did not feel worth another handoff. Over time, those decisions shape your program: which questions get answered, which ideas stay in the...

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Your Next Customer May Be an AI Agent. Will Your Website Lose the Sale?

  • Blog
  • 4 min.

Who can keep up with the AI release cycle? Recently, it’s all about personal agents like GrokBot, Meta Muse, and now OpenAI’s Dots, all competing to be the agent that autonomously acts on your behalf.  It began with the OpenClaw craze, with most people not knowing what to do with it, but hearing that it was somehow awesome. What the AI companies rec...

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When Meta and Google Own the Middle, Growth Teams Win at the Edges

  • Blog
  • 6 min.

The Compounding Growth Stack: Part II Meta and Google now run most of the mechanics of paid ads: bidding, targeting, placement, and an increasing share of the creative. The middle of the job is moving inside a box we don’t own and can’t out-engineer.  The lack of levers and twisting the dials is a double-edged sword. On the one hand, it takes sp...

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The Compounding Growth Stack

  • Blog
  • 17 min.

Why Your Marketing AI Spend Isn’t Paying Off — And How To Fix It Most companies ar...

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Experimentation Growth Calculator

Discover the Impact of Experimentation on Your Business

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Go Ask Iris: Why Your Countdown Timer Might Be Costing You Sales

  • Blog
  • 9 min.

Go Ask Iris is a series from Cro Metrics that puts our AI strategy tool to work. Ask Iris has been trained on thousands of A/B tests, multivariate experiments, and personalization campaigns. Every day, our strategists use it to pressure-test ideas, surface patterns across industries, and create higher-converting websites for our clients.  In each installmen...

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Go Ask Iris: What Actually Makes Social Proof Work

  • Blog
  • 6 min.

Go Ask Iris is a series from Cro Metrics that puts our AI strategy tool to work. Ask Iris has been trained on thousands of A/B tests, multivariate experiments, and personalization campaigns. Every day, our strategists use it to pressure-test ideas, surface patterns across industries, and create higher-converting websites for our clients.  In each installmen...

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ImpactLens Results: Doubling Impact With...

  • Blog
  • 7 min.

Last year, we stepped back and asked a deceptively simple question: What actually changes ...

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We rewrote our internal SaaS in a month. Here’s what that means for your business.

  • Blog
  • 3 min.

About 7 years ago, we were running Cro Metrics on Airtable and spreadsheets. With my product background, I spun up a proof-of-concept to replace our disjointed systems and showed it to our CEO. He also has a product background, immediately recognized the value, and we were off to the races to fully productionize it. It served us well. But by 2025, the cracks...

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Your Emails Aren’t Getting Opened ...

  • Blog
  • 5 min.

Let’s talk about the elephant in the inbox. You’ve built the flows. You’...

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Building Ask Iris: Turning Thousands of ...

  • Blog
  • 6 min.

At Cro Metrics, we have run tens of thousands of experiments over the years. That depth of...

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