Foundersbase Blog

The founder's field guide

Practical, founder-tested guides on co-founder matching, early teams, equity and getting startups off the ground.

How to Reduce Churn at an Early Startup

Why retention beats acquisition, how to measure logo vs revenue churn and NRR, find the real cause, and the highest-leverage fixes for early startups.

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Anna Martin

September 27, 2026 · 6 min read

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Hiring & Team6 min read

How to Build Startup Culture From Day One

Culture isn't perks or a values poster. It's the behaviors a team rewards, tolerates, and punishes — set by what founders do under stress. Here's how to build it.

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Kai Lindemann · Sep 24, 2026

How to Launch a Product as an Early Startup

A founder's guide to launching a startup product: bust the one-big-day myth, build pre-launch demand, pick the right channels, and turn a spike into retained users.

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Anna Martin · Sep 21, 2026
Fundraising6 min read

How to Write Investor Updates That Build Trust

A founder's template for monthly investor updates: the TL;DR, metrics, honest lowlights, and specific asks that keep capital, intros, and help flowing.

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Kai Lindemann · Sep 18, 2026
Fundraising5 min read

How to Find Investors for Your Startup

Where startup investors actually are, how to build a target list of the right ones, and how to engineer warm introductions instead of spraying cold emails.

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Anna Martin · Sep 15, 2026
Equity & Legal6 min read

Startup Dilution Explained for Founders

Dilution isn't losing your company — it's owning a smaller slice of a bigger pie. How each round, the option pool, and SAFEs dilute founders, with a worked example.

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Kai Lindemann · Sep 12, 2026

How to Handle Co-Founder Conflict Before It Kills You

Co-founder conflict sinks more startups than the market ever does. Here is how to spot the root causes early, prevent them, resolve live fights, and part ways cleanly.

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Kai Lindemann · Sep 9, 2026
Startup Basics5 min read

How Much Does It Cost to Start a Startup?

A realistic, itemized breakdown of what it actually costs to start a startup — incorporation, tools, the MVP, and the runway that matters most.

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Anna Martin · Sep 6, 2026
Startup Basics7 min read

How to Start a Startup While Working Full-Time

Start a startup while working full-time without blowing up your finances or your job: the contract landmines, what to validate first, and when to quit.

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Kai Lindemann · Sep 3, 2026
Startup Basics5 min read

Why Startups Fail: The Top Reasons to Avoid

Why do startups fail? CB Insights data names a few repeat killers — no market need, running out of cash, the wrong team — and how to avoid each.

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Anna Martin · Aug 31, 2026
Hiring & Team4 min read

How to Find and Work With Startup Advisors

When a startup needs advisors, how to find the right ones, how much equity to give, and how to structure the relationship so advisors actually move the needle.

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Kai Lindemann · Aug 28, 2026
Startup Basics4 min read

Startup Business Models Explained for Founders

The most common startup business models — SaaS, marketplace, transactional, freemium and more — how each makes money, what it takes to work, and how to choose yours.

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Anna Martin · Aug 25, 2026
Startup Basics4 min read

How to Write a Lean Startup Business Plan

Why startups don't need a 40-page business plan, the lean one-page alternative that works, what each section should contain, and how to keep it alive.

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Anna Martin · Aug 22, 2026