Most tradespeople undercharge not because they're bad at the work, but because they're bad at quoting. A quote written in five minutes on the back of a van visit — vague description, no validity date, no clear labour/materials split — is a quote that gets disputed, undercut, or ignored.

This guide walks through exactly how to write a trade quote that wins jobs, protects you legally, and doesn't leave money on the table. We'll cover what every quote must include, a real worked example for an electrical kitchen refit, the five mistakes that cost tradespeople most, and when to walk away.

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What to include on every trade quote

A quote isn't just a number — it's a legal document. Once a customer accepts it, it becomes a binding contract at that price. That means every detail on the quote matters: for your protection, for HMRC record-keeping, and for the customer's trust.

Here's the complete checklist for every trade quote you send:

Need a ready-to-use example? Our free UK quote template has all of these fields pre-filled for a typical electrical trade quote — download and adapt it in minutes.

Step-by-step: writing your first quote (worked example)

Let's walk through creating a real quote. The job: a kitchen refit for an electrician — first fix wiring, second fix sockets and switches, and consumer unit upgrade.

Step 1 — Scope the job before pricing it

Before putting a number on paper, walk the job. Note: what's included, what you're not responsible for, what access you need, whether materials are on site or you're supplying them. Pricing without scoping is how you end up doing £800 of work for a £500 quote.

Step 2 — Build your line items

Break the job into its component parts. This is where most tradespeople go wrong — they write one line ("Kitchen refit, full rewire — £2,400") and leave the door open for every dispute under the sun.

Quote — Kitchen Electrical Refit  |  QT-0047  |  J. Parker Electrical
Labour
First fix wiring (2 days @ £280/day) £560.00
Second fix — sockets, switches, connections (1 day) £280.00
Consumer unit installation & testing (4 hrs) £220.00
Materials
Hager 18-way consumer unit (10-year warranty) £185.00
2.5mm twin & earth cable (50m) £62.00
1.5mm twin & earth cable (30m) £32.00
Double sockets x8, single sockets x4 (white) £96.00
Switches, back boxes, sundry fixings £45.00
Totals
Labour subtotal £1,060.00
Materials subtotal £420.00
VAT (20%) £296.00
Total — VAT inclusive £1,776.00

Step 3 — Add validity and payment terms

Below the totals, add:

Step 4 — Add your T&Cs

Even two sentences is better than nothing: “Price covers the work described above only. Any additional work discovered on site will be quoted separately before proceeding. Customer to provide access to the property and clear the work area before commencement.”

Step 5 — Send and track it

Share the quote immediately — on site if possible, while the job is fresh in the customer's mind. A quote sent three days later competes against three other quotes that arrived before yours.

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5 common quoting mistakes that cost tradespeople money

These aren't rare edge cases — they show up in almost every tradesperson's first few years. Each one has a direct cost.

1

Underpricing materials by forgetting margin

Quoting materials at trade cost means you break even on them at best — and lose money when the price has moved between quoting and buying. Add 15–20% to material costs. You sourced them, you carried them, you're taking the price risk on them. That's worth a margin. Customers who complain about material markup when you've built them a kitchen don't understand how supply chains work.

2

Forgetting to include travel time

A job 45 minutes away that takes two days costs you 3 hours of travel. At £30–40/hour effective rate, that's £90–£120 of unbillable time per visit. Either build it into your day rate or add a separate travel line item. Either way, don't forget it's there.

3

No validity date on the quote

A quote without a validity date is valid indefinitely under UK contract law. If a customer comes back eight months later and says "I'd like to accept your quote from last March," you're legally obliged to honour it — even if timber, copper, or labour costs have risen 15%. Always set an expiry. 30 days is standard.

4

Vague descriptions that customers can dispute

“Full bathroom refit — £3,200” is an invitation to argue. What counts as “full”? Does that include tiling? Moving the soil pipe? A heated towel rail? Every undefined word is a potential dispute. Specific line items eliminate this. “Remove existing bath, supply and fit Kaldewei 1700mm steel bath, connect hot/cold supply, waste and overflow” is specific. That's what you price, that's what you do.

5

Not following up

Most quotes aren't lost on price — they're lost because no one followed up. Customers get busy, forget to respond, or assume you're not interested. A single follow-up call or message three to five days after sending the quote converts a significant percentage of maybes into yeses. This is the highest-ROI action in trade sales, and almost no one does it consistently.

Quote vs estimate vs invoice — what’s the legal difference?

These three words are used interchangeably on van-side, but they have distinct legal meanings in the UK. Getting it wrong can cost you the job or cost you money.

Quote (fixed price)

A quote is a firm, legally binding offer at a specific price. When the customer accepts it, a contract is formed at that price. You cannot charge more unless:

Estimate (non-binding approximation)

An estimate is an informed guess. It tells the customer roughly what the job will cost, but you can charge more if the actual cost comes in higher — within reason. “Within reason” is where disputes happen.

Courts have found against tradespeople who estimated £5,000 and billed £11,000 without updating the customer during the job. Best practice: if the job looks like it'll exceed your estimate by more than 10–15%, contact the customer before proceeding. Get agreement in writing.

Invoice

An invoice is a demand for payment for work already completed or goods already supplied. It follows the quote or estimate — it doesn't replace it. The sequence is: quote → acceptance → work → invoice. For the legal requirements on invoices, see our sole trader invoicing guide.

Document When issued Legally binding? Can price change?
Quote Before work starts Yes (on acceptance) Only with written variation
Estimate Before work starts No Yes — but inform customer
Invoice After work completes Yes N/A — it's the final bill

Use quotes, not estimates, wherever possible. Estimates feel lower-commitment but create more disputes. A fixed quote with a clear scope gives both sides certainty.

How to follow up on quotes (timing, what to say, when to walk away)

Sending the quote is half the job. The follow-up is where most contracts are won.

When to follow up

Wait 3–5 working days after sending the quote. Any sooner feels pushy. Any longer and you've let the customer's attention drift to the next tradesperson they called.

What to say

Keep it short. The goal is to get a response — any response:

Follow-up message template

“Hi [name], just checking you received the quote for [brief job description] — reference QT-0047. Happy to answer any questions or walk through any of the line items. Just let me know.”

That's it. No pressure, no desperation, no “just wondering if you've had a chance to look at it.” A direct question that expects a response.

Second follow-up

If no response after your first follow-up, one more message after 5–7 days is reasonable. After that, let it go. You've followed up twice. Chasing a third time starts to look needy, and any customer who can't be bothered to respond in two weeks is unlikely to be a smooth customer to work for.

When to walk away

Walk away when:

Not every job is worth winning. A customer who haggles hard before you start will dispute harder when the invoice arrives.

⚠ Don't match an invisible competitor's price

If a customer says "I've got a quote for £X less than yours" but won't show you the other quote, don't match it. They may be testing you. They may have misremembered. Or the other quote may not include what yours does. Ask to see it — if they won't show you, hold your price.

Pen & paper vs spreadsheet vs PriceWork — which is right for you?

Three options exist for building quotes. Here's the honest comparison:

Method Cost Speed Professional look Tracks follow-ups? Converts to invoice?
Pen & paper Free Slow No No No
Word / Excel Free Medium △ Depends on template No Manual only
Google Docs / Sheets Free Medium △ Depends on template No Manual only
Tradify / Powered Now £50–£60+/mo Fast Yes Yes Yes
PriceWork Free / £15/mo 30 seconds Yes Yes One tap + Stripe

For sole traders who quote more than a handful of jobs a month, the free options are a false economy. Time spent reformatting a Google Doc, manually numbering quotes, and retyping everything into an invoice is time not spent on paid work. PriceWork is purpose-built for this — quote on site, convert to invoice in one tap, payment link sent automatically.

See how PriceWork compares to Tradify in detail →

Want a free downloadable template to start with? Get the free UK quote template here →

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PriceWork — built for UK tradespeople who quote jobs

PriceWork is the only quoting and invoicing app built specifically for UK tradespeople. Not a general accounting tool. Not a job management platform charging £60/month. Just the core workflow: quote → invoice → payment.

The free tier includes 5 quotes/month with all features included — CIS, Stripe payments, PDF download, customer address book, quote templates. No card required to start.

See the full feature breakdown at PriceWork features → or compare free vs Pro plans →

Related: Free Quote Template for UK Tradespeople  ·  How to Invoice as a Sole Trader in the UK  ·  CIS Tax Deductions for Subcontractors  ·  PriceWork vs Tradify — side-by-side comparison