Blog

Notes from the site office.

Practical guides on pricing, cash flow and running a renovation firm — plus what's new in Builder OS.

feature image · kitchen extension site
FeaturedQuoting · 9 min read

How to quote a kitchen extension without leaving money on the table

A line-by-line walkthrough of a real £35k extension quote: where firms under-price, how to show provisional sums, and the payment plan that protects your cash flow.

Tom Ashworth · 24 Sep 2026

Latest

12 articles
site handover
Cash flow·6 min read

The payment plan that stopped us chasing the last 10%

Why we moved retention into a snagging stage, and the wording clients actually agree to.

Tom Ashworth · 17 Sep 2026
worktop samples
Quoting·5 min read

Provisional sums vs PC sums: how to show them so clients get it

Two terms clients never understand, and a simple way to present both on a quote.

Hannah Cole · 10 Sep 2026
site diary on phone
Running a team·4 min read

Daily site diaries your lads will actually fill in

Three questions, one photo, done before the van leaves. Here's the template.

Marcus Reid · 3 Sep 2026
homeowner on sofa
Client experience·7 min read

What homeowners really read in your quote

We looked at how clients scroll through 2,000 quotes. They skip more than you'd think.

Hannah Cole · 27 Aug 2026
variation screen
Product updates·3 min read

New: variations clients sign from their phone

Capture changes on site with photos, get a signature in minutes, and bill it automatically.

Builder OS team · 20 Aug 2026
calculator & notebook
Guides·8 min read

Setting your day rates for 2027

A simple method for working out labour rates that actually cover your overheads.

Tom Ashworth · 13 Aug 2026
signed contract
Cash flow·5 min read

Deposits: how much is fair, and how to ask for it

Typical deposit sizes for UK renovation work, and how to explain yours without awkwardness.

Priya Nair · 6 Aug 2026
bathroom strip-out
Quoting·4 min read

Five lines every bathroom quote forgets

Small items that turn a good margin into a break-even job. Add them to your library now.

Marcus Reid · 30 Jul 2026
team on site
Running a team·9 min read

Hiring your first project manager

When it makes sense, what to pay, and how to hand over without losing control.

Tom Ashworth · 23 Jul 2026
progress photos
Client experience·4 min read

Weekly progress updates in ten minutes

A Friday routine that keeps clients calm and cuts the "just checking in" calls.

Hannah Cole · 16 Jul 2026
service library
Product updates·2 min read

Service bundles are here

Group the services you always quote together and drop them in as one line.

Builder OS team · 9 Jul 2026
invoice close-up
Guides·6 min read

Domestic reverse charge VAT, explained for renovators

When it applies to your subcontractors, and how to show it on an invoice.

Priya Nair · 2 Jul 2026

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