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Conversion · 3 min read · 16 July 2026

A landing page checklist that lifts conversion

Practical checks to run before you send another paid visitor to a page.

By the Slashside growth team

Key takeaways

  • Match the headline to the ad or search that brought the visitor.
  • One page, one goal, one primary call to action.
  • Proof, pricing clarity and risk reversal answer the questions that stop people acting.
  • Most paid traffic is mobile — test on a real phone before launch.

Message match

Visitors decide in seconds whether they are in the right place. The headline should repeat the promise of the ad or the words of the search query. If your ad says 'Same-day boiler repair in Leeds', the page should say the same — not 'Welcome to our website'.

Above the fold: the five-second test

Show the page to someone for five seconds. They should be able to say:

  • What you offer.
  • Who it is for.
  • Why it is better or different.
  • What to do next — with one clear, visible button.

Remove distractions

A dedicated landing page has one job. Remove the full site navigation, unrelated links and competing offers. Repeat the same call to action further down the page rather than offering different ones.

Build trust and reduce risk

Most hesitation comes from unanswered questions. Address them on the page:

  • Reviews, ratings and recognisable customer types.
  • Clear pricing or a starting price where possible.
  • Guarantees, free returns or cancellation terms.
  • Delivery times, response times or what happens after the form.
  • Short FAQs for the common objections your sales team hears.

Make forms effortless

Ask only for what you need now. Every extra field reduces completions. Use clear labels, helpful error messages and, for longer forms, split them into short steps with a progress indicator.

Speed and mobile first

Compress images, avoid heavy scripts and pop-ups that cover the content, and make buttons easy to tap. Test the page on a real mid-range phone on a mobile connection, not only on a desktop browser.

Measure, then test

Track conversions properly before changing anything. Then test the elements with the biggest potential impact first — headline, offer, proof and form length — rather than small cosmetic details.

Frequently asked questions

What is a good landing page conversion rate?

It varies hugely by industry, offer and traffic source. Compare against your own baseline and aim for consistent improvement rather than a generic benchmark.

How long should a landing page be?

As long as it needs to answer the visitor's questions. Simple, low-cost offers can be short; complex or expensive offers usually need more explanation and proof.

How long should an A/B test run?

At least one to two full weeks to cover weekday and weekend behaviour, and until each version has enough conversions to give a reliable result.

This guide is general information, not tailored advice. Results vary by business, market and budget.

Next stage

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