Cro Fundamentals

Conversion Rate Optimization Fundamentals

When to Use

Use this skill when starting a CRO program or when unsure where to focus optimization efforts.

Core Rules

1. Diagnose Before You Optimize

The most common CRO mistake is changing things based on intuition. Before making any change, run a diagnostic: check analytics for drop-off points, review session recordings for confusion, and run a heatmap for attention patterns. Data first, solutions second.

2. Focus on the Biggest Drop-Off Points First

Improving a step where 80% of visitors drop off has 10× the impact of improving a step where 20% drop off. Map your entire conversion funnel with step-by-step completion rates. The step with the lowest completion rate is your highest-priority optimization target.

3. Test One Change at a Time

A/B testing multiple changes simultaneously (multivariate testing) requires significantly more traffic for statistical significance. For most products, simple A/B tests with one variable are more practical and produce faster, clearer results.

4. Consider the Full Funnel, Not Just the Landing Page

Landing page conversion is one step in a chain. A landing page with a 5% conversion rate that leads to 80% onboarding completion beats a 10% conversion rate that leads to 20% activation. Optimize for end-of-funnel outcomes, not intermediate metrics.

5. Document Every Test and Its Results

A CRO testing log — hypothesis, variant, result, what was learned — compounds value over time. Teams that document tests stop repeating failed experiments and build on what works. Teams that don't restart from zero every quarter.

Quick Reference

| CRO Priority | Funnel Stage | |------------|-------------| | Landing page clarity | Top of funnel | | Sign-up form friction | Mid funnel | | Onboarding activation | Post sign-up | | Upgrade triggers | Monetization | | Retention features | Post-purchase |

Common Mistakes to Avoid

Optimizing for click-through rate without tracking downstream conversions

Running tests for less than 2 weeks — day-of-week patterns skew results

Making changes during major external events (holidays, launches) that confound test results

Test Your Product with Racoonn

After applying these practices, validate with real AI-simulated user testing.

Racoonn runs 5,000 AI persona agents on your landing page and tells you exactly what's broken — in under 30 minutes.

→ API coming soon — Join the waitlist for early access: racoonn.me