--- title: "Conversion Rate Optimization, Experiment-Led Growth Marketing Blog" description: "The Cro Metrics blog covers experiment-led growth marketing, conversion rate optimization, paid media, lifecycle marketing and all things growth marketing." url: "https://crometrics.com/resources/" image: "https://crometrics.com/wp-content/uploads/2025/11/resources.png" --- # The **Growth Lab** A living library of strategies, frameworks, and resources for smarter growth. [Filter](javascript:void(0);) ## Active filters [ **Topic** ](#phase-1) - A/B Testing Ideas *38* - AI *8* - Analytics *43* - Consumer Journey *5* - Iris *4* - Personalization *39* - Strategy *64* - Technical *38* - Webinars *13* - Women in Growth Marketing *4* [ **Industry** ](#phase-2) - B2B *38* - DTC *34* - Enterprise *38* - Hospitality + Travel *41* - Nonprofit *33* - Retail *1* - SaaS *1* - Subscription *25* - Technology 0 [ **Content Type** ](#phase-3) - Blog *221* - Webinar *14* - Case Study *27* - White Paper *10* [ **Author** ](#phase-4) - Samantha McClure *72* - Hannah Dudeck *38* - Dave Albert *34* - Steve Meyer *8* - James Buo *4* - Ryan Zigler *2* - Jared Hegyi *1* - Cro Metrics *72* - Dhary-Anne Davilmar *1* - Travis Jones *7* - Jennifer Lindsay *7* - Kate Caulfield *1* - Melanie Buck *26* - Mark Oliver *3* - Alyssa Scharff *1* - Tiffani Driscoll *2* - Amanda Klitsch *3* - Matthew Rogers *2* - Kim Conder *1* - Chris Neumann *42* - Katie Green *5* - Kim Young *2* - MJ Castells *4* - Matt Vincent *3* - Cara Binsfield *6* - Natalie Brown *1* [](https://crometrics.com/blog/when-meta-and-google-own-the-middle-growth-teams-win-at-the-edges/) - AI - Consumer Journey - Strategy ## [When Meta and Google Own the Middle, Growth Teams Win at the Edges](https://crometrics.com/blog/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... [Read More](https://crometrics.com/blog/when-meta-and-google-own-the-middle-growth-teams-win-at-the-edges/ "Read More") [](https://crometrics.com/blog/the-compounding-growth-stack/) - AI - Consumer Journey - Strategy ## [The Compounding Growth Stack](https://crometrics.com/blog/the-compounding-growth-stack/) - Blog - 17 min. Why Your Marketing AI Spend Isn’t Paying Off — And How To Fix It Most companies ar... [Read More](https://crometrics.com/blog/the-compounding-growth-stack/ "Read More") [](https://crometrics.com/blog/urgency-that-actually-works/) ## [Go Ask Iris: Why Your Countdown Timer Might Be Costing You Sales](https://crometrics.com/blog/urgency-that-actually-works/) - 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... [Read More](https://crometrics.com/blog/urgency-that-actually-works/ "Read More") [](https://crometrics.com/blog/go-ask-iris-what-actually-makes-social-proof-work/) - A/B Testing Ideas - Iris - Personalization - Strategy ## [Go Ask Iris: What Actually Makes Social Proof Work](https://crometrics.com/blog/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... [Read More](https://crometrics.com/blog/go-ask-iris-what-actually-makes-social-proof-work/ "Read More") Experimentation Growth Calculator ## Discover the Impact of Experimentation on Your Business [Learn More](https://crometrics.com/contact/) [](https://crometrics.com/blog/impactlens-results-doubling-impact-without-increasing-test-velocity/) ## [ImpactLens Results: Doubling Impact With...](https://crometrics.com/blog/impactlens-results-doubling-impact-without-increasing-test-velocity/) - Blog - 7 min. Last year, we stepped back and asked a deceptively simple question: What actually changes ... [Read More](https://crometrics.com/blog/impactlens-results-doubling-impact-without-increasing-test-velocity/ "Read More") [](https://crometrics.com/blog/we-rewrote-our-internal-saas-in-a-month-heres-what-that-means-for-your-business/) ## [We rewrote our internal SaaS in a month. Here’s what that means for your business.](https://crometrics.com/blog/we-rewrote-our-internal-saas-in-a-month-heres-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... [Read More](https://crometrics.com/blog/we-rewrote-our-internal-saas-in-a-month-heres-what-that-means-for-your-business/ "Read More") [](https://crometrics.com/blog/email-deliverability-2026/) - AI - Iris ## [Your Emails Aren’t Getting Opened ...](https://crometrics.com/blog/email-deliverability-2026/) - Blog - 5 min. Let’s talk about the elephant in the inbox. You’ve built the flows. You’... [Read More](https://crometrics.com/blog/email-deliverability-2026/ "Read More") [](https://crometrics.com/blog/building-ask-iris/) - AI - Iris ## [Building Ask Iris: Turning Thousands of ...](https://crometrics.com/blog/building-ask-iris/) - Blog - 6 min. At Cro Metrics, we have run tens of thousands of experiments over the years. That depth of... [Read More](https://crometrics.com/blog/building-ask-iris/ "Read More") [](https://crometrics.com/blog/ces-2026-how-ai-is-reshaping-customer-experience-without-losing-the-human-element/) - AI - Consumer Journey - Strategy ## [CES 2026: How AI Is Reshaping Customer Experience Without Losing the Human Element](https://crometrics.com/blog/ces-2026-how-ai-is-reshaping-customer-experience-without-losing-the-human-element/) - Blog - 5 min. CES has never been short on bold AI claims. This year, the conversation around AI felt more grounded than in years past. Less about what might be possible, and more about what actually is. Across leaders from StitchFix, Reddit, Mejuri, and Vannadium, a consistent message emerged. The teams seeing traction are designing systems that elevate the human experien... [Read More](https://crometrics.com/blog/ces-2026-how-ai-is-reshaping-customer-experience-without-losing-the-human-element/ "Read More") [](https://crometrics.com/blog/opal-agentic-ai-and-the-opportunities-for-marketing-workflows/) - AI - Consumer Journey - Strategy ## [Opal, Agentic AI, and the Opportunities for Marketing Workflows](https://crometrics.com/blog/opal-agentic-ai-and-the-opportunities-for-marketing-workflows/) - Blog - 5 min. We’ve all seen it, AI tools promise to make marketing faster but only a handful actually do. Opal lands closer to the second category. After exploring the platform, attending the in-person Optimizely training and building our own agents and tools, here’s our honest review: Opal is one of the most operationally usable AI platforms we’ve seen. It solves ... [Read More](https://crometrics.com/blog/opal-agentic-ai-and-the-opportunities-for-marketing-workflows/ "Read More") '); }else{ $("#resource-list").html(response.html); } $(".loading-spinner").hide(); $("#resource-list-description").hide(); $("#resource-listpart-2").hide(); $(".resources-listing-section.top").removeClass('loading'); const searchTerm = $("#search-resource").val().trim(); if (searchTerm.length > 0) { $('#load-more').hide(); } else{ if (!response.has_more) { $('#load-more').hide(); }else{ $('#load-more').show(); currentPage = 2; } } if (selectedFilters.authors.length > 0) { $('#load-more').hide(); } if (response.authors && response.authors.length > 0) { let authorHtml = ''; response.authors.forEach(function(author) { authorHtml += ` 3. ${author.name} *${author.count}* `; }); $("#author-filters").html(authorHtml).show(); } } }, error: function () { $("#resource-list").html(""); $(".loading-spinner").hide(); $("#resource-list-description").hide(); $("#resource-listpart-2").hide(); $(".resources-listing-section.top").removeClass('loading'); }, }); } // checkbox changes //$(".filter-checkbox").on("change", updateFilters); $(document).on("change", ".filter-checkbox", updateFilters); //Clear all filters $("#remove-all-filter").on("click", function () { $(this).fadeOut(200); $(this).css('display', 'none'); $("#active-filters").html(""); $(".filter-checkbox").prop("checked", false); updateFilters(); }); //Remove individual filters $(document).on("click", ".remove-filter", function () { let filterValue = $(this).data("filter"); $(".filter-checkbox").each(function () { if (String($(this).val()) === String(filterValue)) { $(this).prop("checked", false); } }); updateFilters(); }); // updateFilters(); /* LOAD MORE SCRIPT */ $("#load-more").on("click", function () { let button = $(this); let datapost = $(this).data('offset'); button.text("Loading..."); let filters = getSelectedFilters(); let isFiltered = $(".filter-checkbox:checked").length > 0; $.ajax({ url: SiteParameters.ajax_url, type: "POST", data: { action: "load_more_resources", page: currentPage, datapost: datapost, filters: isFiltered ? 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Please try different keywords. '); }else{ $("#resource-list").html(response.html); } //$("#resource-list").html(response.html); $(".loading-spinner").hide(); $("#resource-list-description").hide(); $("#resource-listpart-2").hide(); $(".resources-listing-section.top").removeClass('loading'); const searchTerm = $("#search-resource").val().trim(); if (searchTerm.length > 0) { $('#load-more').hide(); } } }, error: function () { $("#resource-list").html("Error loading resources. "); $(".loading-spinner").hide(); $(".resources-listing-section.top").removeClass('loading'); }, }); }, 300); }); }); ## Ready To Amplify Your Growth? Schedule a 30-Minute Strategy Consultation. ```json { "@context": "https://schema.org", "@graph": [ { "@type": "WebPage", "@id": "https://crometrics.com/resources/", "url": "https://crometrics.com/resources/", "name": "Conversion Rate Optimization, Experiment-Led Growth Marketing Blog", "isPartOf": { "@id": "https://crometrics.com/#website" }, "primaryImageOfPage": { "@id": "https://crometrics.com/resources/#primaryimage" }, "image": { "@id": "https://crometrics.com/resources/#primaryimage" }, "thumbnailUrl": "https://crometrics.com/wp-content/uploads/2025/11/resources.png", "datePublished": "2025-09-16T12:37:09+00:00", "dateModified": "2026-01-29T06:42:40+00:00", "description": "The Cro Metrics blog covers experiment-led growth marketing, conversion rate optimization, paid media, lifecycle marketing and all things growth marketing.", "breadcrumb": { "@id": "https://crometrics.com/resources/#breadcrumb" }, "inLanguage": "en-US", "potentialAction": [ { "@type": "ReadAction", "target": [ "https://crometrics.com/resources/" ] } ] }, { "@type": "ImageObject", "inLanguage": "en-US", "@id": "https://crometrics.com/resources/#primaryimage", "url": "https://crometrics.com/wp-content/uploads/2025/11/resources.png", "contentUrl": "https://crometrics.com/wp-content/uploads/2025/11/resources.png", "width": 1200, "height": 630, "caption": "Resources" }, { "@type": "BreadcrumbList", "@id": "https://crometrics.com/resources/#breadcrumb", "itemListElement": [ { "@type": "ListItem", "position": 1, "name": "Home", "item": "https://crometrics.com/" }, { "@type": "ListItem", "position": 2, "name": "The Growth Lab" } ] }, { "@type": "WebSite", "@id": "https://crometrics.com/#website", "url": "https://crometrics.com/", "name": "Cro Metrics", "description": "We help companies grow through data-driven experimentation.", "publisher": { "@id": "https://crometrics.com/#organization" }, "potentialAction": [ { "@type": "SearchAction", "target": { "@type": "EntryPoint", "urlTemplate": "https://crometrics.com/?s={search_term_string}" }, "query-input": { "@type": "PropertyValueSpecification", "valueRequired": true, "valueName": "search_term_string" } } ], "inLanguage": "en-US" }, { "@type": "Organization", "@id": "https://crometrics.com/#organization", "name": "Cro Metrics", "url": "https://crometrics.com/", "logo": { "@type": "ImageObject", "inLanguage": "en-US", "@id": "https://crometrics.com/#/schema/logo/image/", "url": "https://crometrics.com/wp-content/uploads/2025/11/crometrics-og.png", "contentUrl": "https://crometrics.com/wp-content/uploads/2025/11/crometrics-og.png", "width": 1200, "height": 630, "caption": "Cro Metrics" }, "image": { "@id": "https://crometrics.com/#/schema/logo/image/" }, "sameAs": [ "https://www.facebook.com/CroMetrics/", "https://x.com/crometrics", "https://www.instagram.com/crometrics/", "https://www.linkedin.com/company/crometrics/" ] } ] } ```