Field notes from owner-operators

Notes on running a shop, daily.

Margin walkthroughs, daily-routine playbooks, accounting basics, and the occasional changelog. Short, honest, written by the nouz team — not finance influencers.

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47 posts total · 16 on this page
Accounting basics · 8 min

VAT for small business: what owner-operators actually need to know

VAT is a tax you collect on behalf of the government — it was never yours. Most spreadsheet errors I see are owners treating VAT-inclusive sales as revenue. Here's how it works, what to put in your P&L, and where the traps hide.

Ibrahim Ölmez Ibrahim Ölmez · 02 Apr
Changelog · 5 min

March 2026: team handover at shift change, mobile keyboard fixes, and two new locales

A quieter release on the surface — but the three things we fixed this month came out of more support tickets than anything else in Q1.

Ibrahim Ölmez Ibrahim Ölmez · 31 Mar
Industry benchmarks · 8 min

Salon tip pool norms across Europe: what 187 shops actually do

Across 187 European salons on nouz, 58,8% pool tips and split, 27,3% keep individual, 13,9% run a hybrid. The pooled-shops show 14,2% lower stylist turnover and a 2,1-point lift in net margin — but only when the split formula is written down and visible to everyone on the floor.

Ibrahim Ölmez Ibrahim Ölmez · 26 Mar
Pricing & margin · 9 min

How shipping costs quietly eat your e-commerce margin (and the threshold maths)

On a €40 average order, every €1 of unrecovered shipping is 2,5 percentage points of EBIT margin. The "free shipping over €50" promise is sometimes the most expensive marketing decision a small store makes. Here's how to model the threshold properly.

Ibrahim Ölmez Ibrahim Ölmez · 24 Mar
Accounting basics · 7 min

Gross vs. net revenue: the difference that changes how you price

Gross revenue is what the customer paid. Net revenue is what stayed with the business after VAT and card fees came off. The gap is usually 22-25% — and pricing decisions made from the gross number quietly lose money on every sale.

Ibrahim Ölmez Ibrahim Ölmez · 21 Mar
How-tos & templates · 9 min

nouz first-week onboarding checklist: from sign-up to your first weekly P&L

A small-business P&L onboarding checklist is mostly about order: do the right things in the right week and the first weekly P&L makes sense. Below is the seven-day plan we walk new nouz customers through — 90 minutes of setup spread across the week, ending with a clean Sunday-evening report.

Ibrahim Ölmez Ibrahim Ölmez · 19 Mar
Pricing & margin · 9 min

The 90-day menu-engineering quadrant: stars, dogs, plowhorses, puzzles

Plot every menu item on two axes — popularity and contribution margin — and you get four quadrants that tell you exactly what to promote, kill, reprice or rebuild. Here's the 90-day routine, the quadrant maths, and how to read the chart in 30 seconds.

Ibrahim Ölmez Ibrahim Ölmez · 13 Mar
Industry benchmarks · 9 min

Rent as a percent of revenue: where cafés actually sit across 11 European cities

The median European café spends 9,7% of net revenue on rent. Paris cafés sit at 13,8%; Lisbon at 6,2%. The rent ratio is the single biggest constraint on small-café profitability — and 11,5% is the threshold above which most cafés stop being able to absorb a bad month, based on 568 cafés on nouz.

Ibrahim Ölmez Ibrahim Ölmez · 12 Mar
Accounting basics · 7 min

Depreciation for non-accountants: why the oven counts as an expense for seven years

When you buy a €7.000 oven, you don't expense €7.000 in one day. You expense roughly €83/month for seven years. It's called depreciation, and it's the bridge between "I paid for something big" and "the cost shows up daily."

Ibrahim Ölmez Ibrahim Ölmez · 07 Mar
How-tos & templates · 9 min

Setting up your products in nouz: COGS, margin, the things to get right first

To set up a product with COGS correctly: enter the sale price the customer pays, then enter the unit cost to you (broken into ingredients if it's prepared on-site), and tag the category. Everything downstream — daily EBIT, weekly margin, statistics — runs off those two numbers. Here's the walkthrough.

Ibrahim Ölmez Ibrahim Ölmez · 05 Mar
Changelog · 6 min

February 2026: full multi-currency support and a redesigned Statistics tab

Two big features this month — one we'd been ducking for a year, one we kept rewriting until it stopped feeling like a dashboard and started feeling like a story.

Ibrahim Ölmez Ibrahim Ölmez · 28 Feb
Pricing & margin · 9 min

Service-line pricing for boutique salons: cuts, colour, blow-dries and the bundle

A boutique salon usually offers 12-20 distinct services across three stylist tiers. Pricing each one consistently — and pricing the bundle so it pulls — is the difference between a healthy 22% margin and a quiet 8% one. Here's the full service-line ladder.

Ibrahim Ölmez Ibrahim Ölmez · 28 Feb
Industry benchmarks · 9 min

Staff cost as percent of revenue, by sector: the four-line benchmark

Across European owner-operator shops on nouz, staff cost ratios cluster by sector: cafés 32,1%, retail 19,4%, salons 41,7%, e-commerce 14,8%. Within each sector the top-bottom quartile spread is 7-11 points — a wider spread than rent, wider than COGS, and the single largest controllable lever in the P&L.

Ibrahim Ölmez Ibrahim Ölmez · 26 Feb
How-tos & templates · 8 min

Why nouz snapshots COGS at the moment of sale (and what that means for your reports)

A COGS snapshot means each sale carries the cost-of-goods that was true at the moment it was sold, not whatever the cost is today. It's why your March margin doesn't flicker when April milk goes up — and the single most important design choice in how nouz computes profit.

Ibrahim Ölmez Ibrahim Ölmez · 20 Feb
Accounting basics · 8 min

Accrual vs. cash basis accounting: which one your shop should actually use

Cash basis records money when it moves; accrual records it when it's earned. Cash is simpler for tax. Accrual is honest about what each day actually made. For most small shops the answer is: file taxes on cash, run the business on accrual.

Ibrahim Ölmez Ibrahim Ölmez · 18 Feb
Pricing & margin · 9 min

Subscription pricing economics: when bag 3 is the only one that pays

A coffee subscription, a wine club, a soap-of-the-month — every recurring product runs on the same unit economics. The first bag usually loses money on acquisition. The second covers the cost to serve. Only the third onwards is profit. Here's the maths.

Ibrahim Ölmez Ibrahim Ölmez · 14 Feb