Guides
Practical invoice and quote guides for UK tradespeople
Clear advice for tradespeople who want cleaner invoices, organised job evidence and less admin after work.
No accounting jargon or overcomplicated software talk.
Invoices
Quotes
VAT and payment terms
Receipts and job photos
Who writes and checks these guides
Guides are written and maintained by the SayInvoice editorial team. Product statements are checked against
the dated SayInvoice product evidence register, while tax and legal points link directly to official guidance.
No accountant, tax adviser, solicitor or other qualified human reviewer is credited unless their identity,
qualification, review scope, review date and permission to be named have been supplied and recorded.
Interactive guides
Practise the main workflows
Click through invoices, quote conversion, Photos & Costs, payment follow-up, accountant packs and
privacy controls with fictional examples.
Photos & Costs
Keep receipts, job photos and costs organised
Know what stays private, what can appear on a customer PDF, what receipt scanning suggests and how to
prepare cleaner evidence for your accountant.
Sole traders
How to create a proper UK invoice
A clear checklist for what belongs on a sole trader invoice, how to describe the job, and how to make the
payment details and due date easy for the customer to understand.
Quotes
Invoice vs quote
Know when to prepare a quote, when to prepare an invoice, and how to handle accepted work, changes and
extras without typing the same job twice.
VAT and payment
VAT, terms and late payment wording
Simple wording ideas for payment terms, VAT, bank details, invoice references, and polite late payment
notes.
Why this matters
Clear paperwork for customers
Keep quotes and invoices clear, branded and easy to understand. SayInvoice helps tradespeople prepare the
PDF on a phone, choose a share option and complete the send themselves.
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Trade pages
Invoice app guides by trade
More specific pages for self-employed tradespeople who want examples that match the jobs they actually do.
Browse trade guides
Templates
Templates, payment terms and workflow guides
Useful starting points for tradespeople comparing templates, WhatsApp invoicing, and quote-to-invoice
workflows.
Browse workflow guides