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Oliver Buchannon
sanjai Kathirvel
Why Your Growth Problems Are Actually System Problems

Sep 9, 2025

•

9 min read

Why Your Growth Problems Are Actually System Problems

Your Tuesday dose of growth intelligence for startup builders

sanjai Kathirvel
sanjai Kathirvel
The Complete Guide to Building Referral Programs

Sep 5, 2025

•

7 min read

The Complete Guide to Building Referral Programs

Most founders obsess over referral reward amounts but ignore WHERE they ask, WHO they target, and HOW they measure true incrementality. Includes the exact four-part system used by companies that make referrals actually work: Ask, Target, Incentive, Payback.

sanjai Kathirvel
sanjai Kathirvel

Product

The Complete Referral Playbook - Part 1

Aug 25, 2025

•

13 min read

The Complete Referral Playbook - Part 1

Julius Caesar created the first referral program in 55 BC. The psychology still works today.

sanjai Kathirvel
sanjai Kathirvel

The Auxo Letter

Every Tuesday, I break down what I've learned about business, design, onboarding, activation, pricing, and growth frameworks into a 5-minute read.

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