ZeroFin Blog

From messy books to CFO-level clarity

Practical guides on cleaning up your books, understanding your numbers, and running finance with AI — for founders and the accountants who support them.

ZeroFin financial dashboard showing cash, burn, runway, receivables and payables

Messy Books Cleanup·June 4, 2026·11 min read

How to Clean Up Messy Books: A Step-by-Step Guide for Founders

Behind on bookkeeping? Here's the exact, no-jargon process accountants use to turn scattered statements and spreadsheets into clean, decision-ready books — with examples, a checklist, and how to do it 10x faster.

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ZeroFin dashboard showing cash balance, burn rate and runway

Founder Finance·8 min read

Cash Balance vs Runway: What Founders Should Track Weekly

Your bank balance can lie to you. Runway tells the truth. Here's the difference, how to calculate runway correctly (with a worked example), the mistakes to avoid, and the 5-minute weekly habit.

May 28, 2026