SEO Course
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The core difference (relevance vs reputation)
Every ranking signal is, broadly, about two questions. Is this page relevant and well-made? That’s on-page. Does the wider web trust this site? That’s off-page.
On-page SEO happens on your own pages and is entirely in your control — you can change a title or rewrite content today. Off-page SEO happens outside your site and is mostly earned — you can’t force another site to link to you; you earn it. That difference in control shapes how you approach each one.
On-page SEO: what it is & examples
On-page SEO is optimising the content and HTML of your own pages so they clearly match what people search for. It’s the most controllable type and usually where beginners start. The main elements:
| On-page element | What to do |
|---|---|
| Search-intent match | Make sure the page answers the actual intent behind the query (informational, commercial, etc.). |
| Title tag | Write a clear, relevant, keyword-aware title — it affects both clicks and ranking. |
| Meta description | Write a compelling summary — it doesn’t rank directly but drives click-through. |
| Headings (H1–H3) | Structure content logically so users and engines can scan it. |
| Content quality & depth | Cover the topic genuinely and comprehensively — the single biggest on-page factor. |
| Internal linking | Link to related pages to aid discovery and pass authority to important pages. |
| Image SEO | Descriptive filenames, alt text and compression for speed and accessibility. |
| URL structure | Short, descriptive, readable URLs. |
| On-page schema | Structured data (FAQ, article, product) to help engines understand the page and earn rich results. |
In one line: on-page SEO makes a page the clear, useful, well-structured best answer to a search.