Website speed optimisation: a practical guide for business websites
What “fast” really means, where pages lose time, and which fixes to make first.
Performance
Website speed and performance, explained.
What makes a website slow, how Google measures speed and the fixes that make the biggest difference for real visitors on real phones.
Performance guides
Start here
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Why is my website slow? How to find the real cause, step by step
Check real-user data, read the waterfall, then trace the delay to the server, the page or third parties.
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Third-party scripts: how tags, pixels and widgets slow your site
Find what really loads, trim tags and widgets without losing tracking, and stop the slowdown creeping back.
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How to read a PageSpeed Insights report (and what the score really means)
Field data, the lab score and the list of fixes: what matters in the report, and what you can ignore.
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Render-blocking resources: how CSS, JavaScript and fonts delay your pages
Why CSS, scripts and fonts hold up the first paint, and how to fix them without breaking things.
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Core Web Vitals explained: LCP, INP and CLS in plain English
What LCP, INP and CLS measure, what “good” looks like, and how to read the Search Console report.
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How to speed up a WordPress website without breaking it
An ordered, WordPress-specific checklist, plus the “optimisation” traps that break sites.
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Image optimisation for websites: formats, sizes and lazy loading
Formats, sizing, lazy loading and the safeguards that stop one upload slowing the whole site.
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Website caching and CDNs explained: what each layer does and when you need it
What each cache layer does, what must never be cached, and whether your site needs a CDN.
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Shared, VPS or managed? How to choose web hosting for a fast website
What actually makes hosting fast, and how to tell whether yours is the problem.
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How page speed affects leads, sales and conversions
Why slow pages lose leads, and how to measure what speed is worth on your own site.
Put it into practice
From reading to doing.
The parts of our work these guides relate to, when you are ready to act on them.
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Website care plans
Updates, backups, security and uptime monitoring, billed quarterly with no lock-in.
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Free website audit
A plain-language review of your current site’s speed, mobile experience, Google visibility, security and how easily visitors can get in touch, by email within 2 business days.
Ready when you are
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