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Founder & operator guides

Learn the math
behind the metric.

15 long-form articles on SaaS metrics, pricing, unit economics, and operator playbooks.

All Pillar Guide Standard How-to Comparison News & Trends
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Cap Table 101 for Founders

Your cap table is the single source of truth for ownership. Learn how dilution works, common term sheet pitfalls, and how to model future rounds.

11 min read · Nov 26, 2025
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SaaS Valuation Methods Explained

How investors value SaaS companies in 2026 — revenue multiples, the Rule of 40, DCF, and what the numbers actually mean for founders.

13 min read · Nov 13, 2025
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Conversion Rate Optimization Math

CRO is statistics, not vibes. Learn the math behind sample sizes, statistical significance, and how to read A/B test results without fooling yourself.

10 min read · Nov 3, 2025
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Unit Economics: A Founder's Roadmap

Unit economics tell you whether each customer makes or loses money. Learn the four metrics every SaaS founder must track and how they fit together.

14 min read · Oct 21, 2025
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Break-Even Analysis for Startups

Break-even tells you when revenue covers costs. Learn the formula, walkthrough examples for SaaS, and how to use break-even with burn and runway.

10 min read · Oct 8, 2025
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SaaS Pricing Models: Tiered, Usage-based, Flat

Tiered, usage-based, and flat pricing each suit different SaaS businesses. Compare margins, expansion, and customer fit for each model.

12 min read · Sep 26, 2025
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Net Revenue Retention (NRR) Benchmarks

NRR over 110% is best-in-class for SaaS. Learn how to calculate it, what good looks like by stage, and the levers that move it.

9 min read · Sep 11, 2025
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A/B Testing: Statistical Significance Explained

Statistical significance tells you whether an A/B test result is likely real or just noise. Here is what p-values, confidence intervals, and sample sizes really mean — without the textbook headache.

11 min read · Aug 27, 2025
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Burn Rate and Runway: Founder's Guide

Burn rate is how fast you spend cash. Runway is how long until you run out. Together they decide whether you raise, cut, or push for break-even. Here is how to compute, project, and act on both.

12 min read · Aug 15, 2025
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The Rule of 40 for SaaS Companies

The Rule of 40 says a healthy SaaS company should have growth rate + profit margin above 40%. Here is the formula, the variations, the benchmarks, and where the rule breaks down.

10 min read · Aug 7, 2025
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MRR vs ARR: Which Should You Track?

MRR and ARR are the same metric in different units, but the choice of which to report changes how your team thinks. Here is when to use each, and the math for translating between them.

8 min read · Jul 28, 2025
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Understanding Churn: Voluntary vs Involuntary

Voluntary churn is when a customer chooses to leave. Involuntary churn is when their payment fails. They have completely different causes and completely different fixes — and most SaaS teams confuse the two.

10 min read · Jul 18, 2025