283 articles on cash flow, AI, and the work of running a finance function. Browse the glossary
Field notes

Practical finance writing for founders.

Long form essays, decision frameworks, and tactical guides on cash flow, forecasting, AI in finance, and the parts of running a business no one teaches you. Written by the Finntree team and occasional guest founders.

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● FEATURED ESSAYCASH FLOW MANAGEMENT

How to Run a Cash Flow Stress Test on Your Business in Under 30 Minutes

CASH FLOW MANAGEMENT·9 MIN READ·APR 26

How to Run a Cash Flow Stress Test on Your Business in Under 30 Minutes

Banks stress test their balance sheets. Most small businesses never do. This walkthrough shows you four scenarios to model, the math behind each, and what to do if your business fails any of them.

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AI FINANCIAL INTELLIGENCE01
10 MIN·APR 26

How AI Vendor Pattern Matching Catches Mislabeled Transactions Banks Miss

Your bank statement says 'AMZN MKTP US*1A2B3C4'. Your books should say 'Amazon Marketplace'. The gap between those two strings is where AI pattern matching earns its keep — and where most accounting tools fall short.

APR 26, 2026Read →
SMALL BUSINESS FINANCE02
10 MIN·APR 26

How Much Should You Pay Yourself? The Owner Compensation Formula That Actually Works

Most small business owners pay themselves whatever is left, which is often nothing or far too much. There is a better way. The Profit First framework plus structure-specific rules give you a number you can defend.

APR 26, 2026Read →
FINANCIAL FORECASTING03
10 MIN·APR 26

The 13-Week Cash Forecast: Why It Beats Monthly Forecasting Every Time

Monthly forecasts hide the timing problems that actually kill businesses. The 13-week cash forecast — used by turnaround firms, CFOs, and lenders — gives you weekly granularity over a quarter so you can see the bumps before you hit them.

APR 26, 2026Read →
ACCOUNTING AUTOMATION04
10 MIN·APR 26

Month-End Close in 90 Minutes: How to Automate the 12-Step Checklist

Most small businesses take five to ten days to close a month. The mature ones do it in two. The automated ones do it in 90 minutes. Here is the 12-step checklist that gets you there, broken into what AI handles and what stays manual.

APR 26, 2026Read →
BOOKKEEPING BASICS05
10 MIN·APR 26

Double-Entry Bookkeeping Without the Headache: A Plain-English Walkthrough

Double-entry bookkeeping has terrified small business owners for 500 years. It does not need to. The whole system reduces to one rule about two sides — and once you see it, the rest of accounting starts to make sense.

APR 26, 2026Read →
INDUSTRY GUIDES06
11 MIN·APR 26

Financial Management for Marketing Agencies: AGI, Realization Rate, and Utilization

Most marketing agencies measure the wrong revenue. Pass-through media spend hides the actual size of the business, while utilization and realization rates determine whether the work is profitable. Here is the agency-specific framework.

APR 26, 2026Read →
CASH FLOW MANAGEMENT07
9 MIN·APR 16

Invoice Factoring vs Waiting for Payment: Which Costs Your Business More?

Waiting 60 to 90 days for invoice payment seems free, but the hidden costs of locked-up cash often exceed factoring fees. This analysis breaks down both options with real numbers so you can make the right decision for your business.

APR 16, 2026Read →
AI FINANCIAL INTELLIGENCE08
9 MIN·APR 16

How AI Detects Duplicate Subscriptions You Forgot You Were Paying For

The average company wastes over $4,000 per year on duplicate or overlapping SaaS subscriptions. AI-powered detection uses pattern matching across transaction data to find redundant tools hiding in your bank statements.

APR 16, 2026Read →
SMALL BUSINESS FINANCE09
10 MIN·APR 16

Emergency Fund for Businesses: How Much Cash Reserve Do You Actually Need?

Most financial advisors say three to six months of expenses. But how much is that exactly for your business, and how do you build reserves without starving growth? This guide provides the framework, calculations, and industry benchmarks you need.

APR 16, 2026Read →
FINANCIAL FORECASTING10
10 MIN·APR 16

Scenario Planning for a Recession: 3 Financial Models Every Business Needs

Hope is not a strategy. Every business needs three recession scenario models: conservative, balanced, and aggressive. This guide builds each model with real numbers and gives you an action plan for revenue drops of 20%, 40%, and 60%.

APR 16, 2026Read →
ACCOUNTING AUTOMATION11
10 MIN·APR 16

Bank Reconciliation Automation: Stop Wasting 5 Hours a Month on Manual Matching

Manual bank reconciliation takes the average small business 5 to 8 hours per month. AI-powered automation uses fuzzy matching on amounts, dates, and descriptions to complete the same work in minutes with 95% fewer errors.

APR 16, 2026Read →
BOOKKEEPING BASICS12
11 MIN·APR 16

Profit and Loss Statement Explained: Read Your P&L Like a CFO

Your profit and loss statement is the most important financial report your business produces. This guide walks through every line item, explains gross margin, operating margin, and net margin, and shows you how to read a P&L like a seasoned CFO.

APR 16, 2026Read →
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