Copywriting
How to write headlines that work
IN SHORT
A good headline tells the right reader, in plain words, what they get and why it matters, so it works even when read alone. Put clarity before cleverness, be specific, lead with the benefit or the reader's problem, and never promise what the page does not deliver. Then test it honestly.
By The Webtec team, SEO, AEO and growth specialistsReviewed October 11, 202612 min read
- Nielsen Norman Group calls headlines "microcontent": they must make sense out of context, in search results, feeds and emails.
- Specific headlines beat broad ones, and click bait that the page does not deliver erodes trust.
- Formulas are starting shapes, not magic. Your customers' own words decide which formula fits.
- Peeking at an A/B test and stopping early can produce a false winner about 26% of the time in a worst case Evan Miller documents.
What a headline has to do
A headline has one job: earn the next few seconds of attention from the right person. It does not need to explain everything. It needs to tell a stranger what this is, whether it is for them, and why to keep going.
Nielsen Norman Group (NN/g) calls headlines microcontent. In a 2017 article, Hoa Loranger and Jakob Nielsen note that headlines often appear without the page around them, in feeds, search results and emails, so the "headline text has to stand on its own". If your headline only makes sense after reading the page, it fails in the places most people first see it.
The same NN/g research that shows people scan pages explains why headlines carry so much weight. In its 1997 research, 79% of test users always scanned new pages. Headings and the first words of each line are what scanners see. See what is copywriting for the reading research.
Clarity beats cleverness
A clever headline asks the reader to decode a joke. A clear headline lets them recognise their own problem. When both are possible, choose clear. Cleverness works only when the reader already knows what you offer, which is rarely the case on a first visit.
NN/g's 1997 guidance asks for meaningful subheadings, not clever ones, and its later plain-language article argues that clear writing helps expert readers as well as beginners. The digital.gov guide on plain language, and the habit of writing scannable text, gives the mechanics: shorter words, active voice, and real verbs instead of abstract nouns.
A fast test: cover the rest of the page and show the headline to someone outside your business for five seconds. Ask what you sell and for whom. If they guess wrong, rewrite.
Be specific, and put the key words first
NN/g's headline advice is to be specific and give readers something useful, rather than broad, generic phrasing. "Better accounting" says nothing. "Monthly bookkeeping for freelancers" says who, what and how often.
The second rule is front-loading: put the most informative words at the start. The inverted pyramid works the same way at page level. People scan the left edge of a line, and NN/g says they notice the first words more than the last. "Tax returns for freelancers: filed by a named accountant" works better than "A named accountant will file your tax returns if you are a freelancer".
On length, NN/g does not give a limit for headlines. Its 40 to 60 character guideline applies to page titles in search results. Keep on-page headlines short because short text is easier to scan, and write the HTML title separately for search.
Formulas that work, with examples for six industries
A formula is a reusable shape. None of them guarantees results, and every one needs real content from your customer research. See voice-of-customer research for how to find the words to put in the blanks. The examples below are fictional businesses, and each assumes the claim is true for that business.
- Plain statement: [what you do] for [who]. Accounting: "Bookkeeping and tax for freelancers, from one named accountant."
- Outcome without pain: [outcome], without [the thing they dread]. Law: "A clear plan for separating, without having to decide everything at once."
- The reader's question: ask what they already ask. Health: "Back pain that keeps coming back? Book an assessment, no referral needed."
- Specific promise: say exactly what happens and when, only if it is true. Trades: "Roof repair quotes in writing before any work starts."
- Situation fit: name the situation the product is for. Ecommerce: "Backpacks sized for a one-bag week away."
- From and to: show the change in a line. SaaS: "From shared spreadsheets to one scheduling view for every clinic."
- How-to or number: only when the page truly delivers it. "Five questions to ask before hiring a roofer", if the page has five questions.
Lead with the outcome, not the feature
A feature is what your product has. A benefit is what changes for the customer. "24/7 online booking" is a feature. "Book a visit at 11pm and wake up to a confirmation" is the benefit, written as something the customer can picture.
The right outcome is the one customers name, not the one you assume. This is where jobs to be done thinking helps: ask what progress the buyer is trying to make, then write the headline about that progress. Your interviews will tell you whether the strongest outcome is saving time, avoiding risk, feeling in control or something you had not guessed.
Outcomes need care. Say what the work is designed to do, or what the customer can expect from the process, not a guaranteed result. "We prepare your return so you can file with confidence" is honest. "Never fear an audit again" is not.
Honesty is part of the craft
NN/g warns that click bait the content does not deliver erodes trust. A headline is a promise, and the page is where you keep it. A reader who clicks for one thing and finds another leaves, and remembers.
There is a legal side too. The US Federal Trade Commission says advertising must be truthful and not misleading, advertisers need a reasonable basis for claims before they run, and the commission looks at the overall impression, including implied claims. "Guaranteed results", "cure" and "best in the city" are the kind of headline claims that need evidence or should not be used.
Regulated fields such as law, health and finance have tighter rules on outcomes, testimonials and comparisons. Check your regulator's rules, and have a qualified person review headlines before they go live.
Testing headlines honestly
A split test (also called an A/B test) shows different visitors different headlines and compares what they do. It is the fairest way to settle a disagreement, but only when you run it properly. NN/g notes in a 2005 article that it can detect small differences and measure real behaviour, but cannot explain why one version won.
The most common mistake is stopping early. Evan Miller, an experiment-design writer, shows that if you check a test repeatedly and stop when it first looks significant, false winners become far more likely. In his worst-case example, stopping at a reported 5% significance level gives a false positive 26.1% of the time. His fix is to choose a sample size in advance and not stop early.
His rule of thumb for the sample needed is n = 16 x variance / difference squared. For a conversion rate of 5% where you want to detect a rise to 6%, the variance is 0.05 x 0.95 = 0.0475 and the difference is 0.01. That gives about 7,600 visitors per version. A site with a few hundred visitors a month cannot run that test in a reasonable time.
If you lack the traffic, do not pretend. Use the qualitative route instead: show headlines to five to ten target buyers and ask them what the page offers, in their own words. Test one change at a time, and change the headline, not the colour of the button at the same time.
A step-by-step process for a new headline
Write ten versions before you choose one, because the first idea is usually the most obvious. Use the process below, and stop when a stranger can explain your offer back to you.
- State the offer in one plain sentence, as if explaining to a friend.
- Pull the reader's own phrases for the problem and the outcome from your research.
- Draft one headline from each formula above, then cut every word that does not carry meaning.
- Move the most informative words to the front.
- Check every claim against evidence you can show on the page.
- Read each headline alone, with no page around it, and drop any that need context.
- Pick two finalists, show them to five target buyers, and test only if you have the traffic.
Examples by industry
- TRADES, CONTRACTORS AND HOME SERVICES
A plumbing company whose homepage headline is "Flowing Solutions for Every Need". The line is memorable to the owner and tells a visitor nothing about what the firm does or where.
- Write the offer in one plain sentence: emergency and scheduled plumbing for homes in one named area.
- Pull the phrases callers use, such as "burst pipe" and "no hot water", from call notes.
- Draft versions using the plain-statement and specific-promise formulas, such as "Plumbing repairs in [town], with the price agreed before we start", only if that is policy.
- Show the finalists to five neighbours and ask what the company does.
Takeaway: Replace the slogan with a statement a stranger can repeat back.
- ACCOUNTING AND FINANCIAL FIRMS
An accounting firm for e-commerce store owners. Its headline reads "Your Partner in Growth". The firm's real edge is that it handles sales tax and marketplace payouts.
- List the specific things clients ask for help with, in their own words.
- Use the plain-statement formula: "Accounting for online store owners: sales tax and marketplace payouts, handled."
- Front-load the audience and the service so both appear in the first words.
- Remove "growth" unless the page shows how the firm supports it.
Takeaway: Specific nouns beat abstract promises. Say who it is for and what you handle.
- B2B SOFTWARE AND STARTUPS
A scheduling software company for multi-location clinics. The pricing and product pages both lead with "Work smarter", and trial sign-ups come mainly from people who already know the tool.
- Run switch interviews with recent customers about what they used before and why they changed.
- Use a from-and-to line built on their words: "From shared spreadsheets to one calendar for every location."
- Write a separate headline for the pricing page that answers cost questions first.
- Test the two top headlines with a fixed sample size, and do not stop early.
Takeaway: Let the customers' before-and-after supply the headline, and test it with a plan you set in advance.
HOW WEBTEC DOES IT
Headline writing: how we do it
We write many headline options per page and choose by clarity, evidence and customer language, not by which one sounds best in a meeting.
- Draft options from your customer research, using several formulas.
- Check every claim for evidence and for rules in your industry.
- Review each headline out of context, the way a searcher or feed reader sees it.
- Test with a pre-set plan when traffic allows, and explain what the result does and does not show.
Common mistakes
- Writing a clever line that needs the page to explain it. Out of context, in a feed or search result, it communicates nothing.
- Using vague superlatives such as "the best" or "world leading" without support. Readers ignore them and regulators may not.
- Promising a result the page cannot deliver. It raises clicks and erodes trust, and can breach advertising rules.
- Hiding the key words at the end of the line. Scanners read the first words and move on.
- Copying a formula with a number or claim you made up, such as "7 secrets" for a page with three points.
- Ending a split test the moment one version is ahead. You are likely to crown a false winner.
- Testing five changes at once, so even a real winner teaches you nothing about why.
Checklist
- The headline names what you offer and who it is for, or the problem the reader has.
- It makes sense with no page around it.
- The most informative words come first.
- It uses words your customers use, taken from your research.
- Every claim in it is true, supported and allowed in your industry.
- You wrote at least ten alternatives before choosing.
- Five outside readers described the offer correctly after reading it for five seconds.
- If you split-test, you set the sample size and end date in advance.
Questions
How do you write a good headline?
State what you offer and who it is for in plain words, lead with the benefit or the reader's problem, and put the most informative words first. Make it specific, make sure it works without the page around it, and only promise what the page delivers. Write ten versions, cut every word that carries no meaning, and check the result with a few people who match your buyer. If you have time for only one check, do the five-second test with a stranger. It catches most unclear headlines before they go live.
Should headlines be clever or clear?
Clear, nearly always. A clever headline works only when readers already know what you offer, which a first-time visitor does not. NN/g advises meaningful headings over clever ones. If you want a clever line, put it in a supporting position where context already exists, and keep the headline itself plain enough that a stranger can say what you sell. The five-second stranger test settles most arguments. If the stranger cannot say what you sell, the line is clever at the cost of its job.
How long should a headline be?
Short enough to scan and long enough to be specific. NN/g gives no character limit for on-page headlines. Its 40 to 60 character guideline applies to page titles in search results. For on-page headlines, aim for one line on a desktop screen if you can, and never sacrifice clarity for length. A specific eleven-word headline beats a vague four-word one. Check it on a phone as well. A line that fits on one desktop row may wrap to four lines on a small screen and lose its force.
Do headline formulas really work?
They help you start, but they do not guarantee results. A formula is a shape, and what fills it decides the outcome. A "from X to Y" line that uses your customers' own phrases will beat a polished formula built on guesses. Use formulas to generate options quickly, then choose by clarity, honesty and what customers say when they read it. Keep a swipe file of headlines that stopped you, then ask why they worked. Copy the logic, not the words, and fill every blank with your own facts.
How do I test headlines if I have low traffic?
Test with people rather than with a live split test. Show two or three headlines to five to ten buyers and ask what they think the page offers. A proper A/B test needs large samples: by Evan Miller's rule of thumb, detecting a rise from 5% to 6% conversion needs about 7,600 visitors per version. With less traffic, use interviews, and revisit split tests once your volume grows. You can also compare headlines across channels you control, such as emails or ads, as a rough signal. Treat these as hints, not proof.
Is it legal to use bold claims in headlines?
Bold claims are allowed only if they are true and you can support them. In the US, the FTC says advertisers need a reasonable basis before making a claim and that the overall impression matters, including implied claims. Health, legal and financial claims face stricter rules. Avoid guarantees and absolute words unless you can prove them, and have a qualified reviewer check regulated claims. This is general information, not legal advice. Rules differ by country and industry, so ask your regulator or a qualified adviser when a claim is borderline.
Sources
- Microcontent: How to Write Headlines, Page Titles, and Subject Lines (Nielsen Norman Group, 2017)
- How Users Read on the Web (Nielsen Norman Group, 1997)
- Plain language guide: writing (Digital.gov, U.S. General Services Administration)
- Advertising FAQs: A Guide for Small Business (U.S. Federal Trade Commission)
- How Not To Run an A/B Test (Evan Miller)
- Putting A/B Testing in Its Place (Nielsen Norman Group, 2005)
The Webtec team
SEO, AEO and growth specialists. Researched and reviewed by the Webtec team.
Related guides
Pick up where this one leaves off.
- 01What is copywriting?Copywriting is writing that gets a reader to act. See how it differs from content writing, how people read web pages and how a persuasive page is built.
- 02Voice-of-customer researchUse your buyers' own words in your copy. How to run interviews and mine reviews, surveys, support tickets and sales calls, then turn them into headlines.
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