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The Freelancer's Knowledge Base

21 in-depth guides on invoicing, getting paid, managing clients, tax, and growing your freelance business in the UK.

21 articles6 seriesUpdated weekly

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4 ARTICLES

Getting Paid Series

3 ARTICLES

Cash Flow Series

4 ARTICLES

Client Management

4 ARTICLES

Tax & Legal

3 ARTICLES

Invoicing Essentials

3 ARTICLES

Business Growth

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Getting PaidGetting Paid Series

How to Chase a Late Payment Without Damaging Client Relationships

The art of getting paid without burning bridges. A 5-step process that works.

6 min
Getting PaidGetting Paid Series

UK Late Payment Interest: How Much Can You Legally Charge?

A complete breakdown of the Late Payment Act 1998 and how to calculate what you're owed.

8 min
Getting PaidGetting Paid Series

When to Send Invoices: The Science of Getting Paid Faster

Data-driven insights on the best day and time to send invoices for quick payment.

5 min
Getting PaidGetting Paid Series

Client Ghosted After You Sent the Invoice? Here's What to Do

Radio silence from a client is terrifying. Here's a step-by-step recovery plan.

7 min
FinanceCash Flow Series

The Freelancer Feast-or-Famine Cycle: How to Break It

Why some months you're overwhelmed and others you're panicking. Plus, 7 strategies to stabilise.

10 min
FinanceCash Flow Series

How to Build a 6-Month Emergency Fund as a Freelancer

Step-by-step guide to creating financial security, even when income is unpredictable.

8 min
PricingCash Flow Series

7 Pricing Mistakes That Keep Freelancers Broke

Common pricing errors and how to fix them to build a sustainable business.

9 min
ClientsClient Management

What to Do When a Client Says Your Invoice is "Too Expensive"

They agreed to the price. Now they're pushing back. Here's how to handle it professionally.

7 min
ClientsClient Management

10 Red Flags to Watch For Before Taking a Client

Learn to spot problem clients before they become your problem.

8 min
ClientsClient Management

How to Fire a Client Professionally (Without Burning Bridges)

Sometimes you need to let a client go. Here's how to do it gracefully.

6 min
ClientsClient Management

Setting Boundaries with Clients: A Freelancer's Guide

Stop answering emails at midnight. Learn to set (and enforce) healthy boundaries.

7 min
TaxTax & Legal

Freelancer Tax UK: The Complete 2025/26 Guide

Income tax, National Insurance, expenses, and deadlines. Everything you need to know.

12 min
TaxTax & Legal

What Can Freelancers Claim as Expenses? (UK 2026)

A complete list of tax-deductible expenses with what counts and what doesn't.

10 min
LegalTax & Legal

Free Freelance Contract Template (UK) + What to Include

Protect yourself legally with this comprehensive contract template.

8 min
LegalTax & Legal

Limited Company vs Sole Trader: Which is Right for You?

Pros, cons, and the exact income threshold where switching makes sense.

9 min
InvoicingInvoicing Essentials

How to Write a Freelance Invoice (UK Compliant Template)

Step-by-step guide with a free downloadable template that meets HMRC requirements.

7 min
InvoicingInvoicing Essentials

Invoice Payment Terms Explained: Net 7, 14, 30 (+ Templates)

Set clear expectations from day one. What each term means and when to use it.

5 min
InvoicingInvoicing Essentials

How to Create an Invoice Numbering System (+ Examples)

Stay organised and HMRC-compliant with a proper numbering system.

4 min
PricingBusiness Growth

How to Set Your Freelance Rates in the UK (2026 Data)

Market research, psychology, and strategies for pricing your services confidently.

9 min
BusinessBusiness Growth

How to Land Retainer Clients (and Why You Need Them)

Recurring revenue is the key to freelance stability. Here's how to pitch and close retainers.

8 min
PricingBusiness Growth

How to Raise Your Rates Without Losing Clients

Practical scripts and strategies for increasing your prices confidently.

6 min
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