The Zinance blog: finance for fast-growing companies, explained.

Clear, practical writing on the metrics, cash, and bookkeeping behind healthy growth, from the team that keeps the books.

Metrics · 6 min readBurn multiple is the number your VC is actually grading you onBurn multiple = net burn ÷ net new ARR. It measures how efficiently you turn cash into growth, and on Sacks' own scale anything under 1.5x is great. Here's how to read and improve it.By The Zinance teamRead the article →

Metrics
Burn multiple is the number your VC is actually grading you onThe Zinance team · 6 min read
Bookkeeping
Cash vs accrual accounting: which method should your company use?The Zinance team · 6 min read
Bookkeeping
How to close your books in under a weekThe Zinance team · 6 min read
Metrics
Net revenue retention: how to calculate NRR, and what good actually looks likeThe Zinance team · 6 min read
Cash flow
How to build and run a 13-week cash flow forecastThe Zinance team · 7 min read
Bench exodus
Bench shut down, then came back: what it taught us about owning your booksThe Zinance team · 6 min read
Runway & burn
What is a good burn rate? Judge it by the runway it leavesThe Zinance team · 6 min read
Fundraising
What belongs in a board reporting package (and how to build one)The Zinance team · 6 min read
Fractional CFO
How much does a fractional CFO cost?The Zinance team · 6 min read
Bookkeeping
How to structure a chart of accounts for a fast-growing companyThe Zinance team · 6 min read
Fractional CFO
When should you hire a fractional CFO?The Zinance team · 6 min read
Bookkeeping
The month-end close checklistThe Zinance team · 6 min read
Fractional CFO
Bookkeeper vs accountant vs fractional CFO: who does what, and when each layer mattersThe Zinance team · 6 min read
Fundraising
The Series A audit-readiness checklistThe Zinance team · 6 min read
Bookkeeping
How much does startup bookkeeping cost? A verified 2026 price breakdownThe Zinance team · 6 min read