What is SEO — and What Does It Mean for Your Business in 2026?

SEO is still the foundation of online visibility, but the rules have changed with AI Overviews and AI search. Here's the honest explanation and what you should do now.

By Anabel Hafstad8 min read
Flat editorial illustration: the word SEO in large outline letters on a cream-yellow background, with a chartreuse arrow pointing upwards.
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Most people know they “should do something about SEO”, but fewer know what it actually involves — and even fewer know where to start. Here's the honest explanation, and what you can do about it in 2026.

What is SEO?

SEO stands for “Search Engine Optimisation”.

It's the practice of making your website as visible as possible in search engines' organic — that is, non-paid — results. But SEO isn't just about showing up. It's just as much about controlling how you appear: which title and description are displayed, and whether the search engine presents you with star ratings, prices, FAQ answers or other elements that encourage your target audience to click.

Strictly speaking, SEO applies to all search engines — YouTube, Amazon, Bing, etc. But in practice, it's almost all about Google, which, as of 2024, had around 94 per cent of the search market in Norway.

What has changed is that “search” is no longer limited to ten blue links. Google now shows AI-generated summaries (AI Overviews) at the top of many searches. ChatGPT, Perplexity and other AI tools answer questions directly. Visibility in these channels requires a broader understanding of what SEO really is.

Outlined search bar with the word SEO underneath, and a chartreuse arrow pointing from the bar down to a yellow-filled column.
SEO is what guides the journey from a search to someone landing on your site — without you paying per click.

How does SEO work in practice?

Google uses automated programs — Googlebot — that continuously visit and analyse web pages. They read the content, follow your links and send the information back to Google's massive index. When someone searches, the algorithm retrieves the pages it deems most relevant and authoritative for that specific search.

The ranking is determined by over 200 factors. SEO specialists typically work within four fields:

  • On-page SEO — the content and structure of the page itself: headings, keyword usage, text quality, internal links, meta titles and image captions.
  • Off-page SEO — what happens off your site: links from other websites, brand mentions and local visibility via Google Business Profile.
  • Technical SEO — the underlying infrastructure: speed, mobile-friendliness, URL structure, crawlability, HTTP status codes and structured data.
  • Analytical SEO — measuring and understanding the results: which keywords drive traffic, which pages convert, and what the data tells you about the next steps.

In 2026, there is also a fifth, rapidly growing field: GEO — Generative Engine Optimisation. This involves optimising content so it gets cited and recommended by AI tools like ChatGPT, Perplexity and Google's AI Overviews. More on that below.

What I often see go wrong with SEO

After many years as an SEO consultant, I see the same mistakes repeat themselves.

  • Tactics before strategy. The business starts publishing blog posts without doing any keyword research. They write about what they find interesting, not what their target audience is actually searching for. After six months, traffic hasn't changed, and the conclusion is that “SEO doesn't work”.
  • Technical and content in separate silos. I constantly see websites with brilliant content that Google can barely crawl — because the technical infrastructure is a mess. And the reverse: technically perfect sites with no content that actually answers what people are searching for.
  • Mass production of AI content without quality assurance. Google has become very good at identifying content that adds no real value. More content does not equal better content.

SEO vs. SEM: A quick overview

FeatureSEO (organic)SEM/SEA (paid)
Cost per clickNo direct cost£1–£25+ per click
Timeframe3–6 months to see resultsImmediate visibility
Long-term effectHigh — builds up over timeStops when the budget stops
Control over placementIndirect — via contentDirect — you bid
Best forLong-term growth and brandingCampaigns and quick visibility

My recommendation for most small businesses: start with SEO as your foundation, and use paid advertising tactically to plug gaps while your organic visibility builds. The two channels complement each other best when they work in parallel.

SEO in a world of AI search: How to get it right

Here’s something I find many SEO consultants don't talk about enough: rankings are no longer the only thing that matters.

Google now displays AI Overviews at the top of a growing number of searches. Studies from 2025 show that the CTR for the top position without an AI Overview is 35–40 per cent. With an AI Overview above your result, it can drop to 13–20 per cent. That’s not a minor adjustment — it’s a fundamental change in how traffic is distributed. At the same time, the use of AI search tools like ChatGPT and Perplexity is growing rapidly.

Visibility in 2026 is about two things at once: ranking well in traditional search results, and being cited as a source in AI-generated answers. The latter is what GEO is all about.

Two stacked search results — on top, an outlined AI summary with three source-dots; below, a yellow-filled classic link.
Visibility in 2026 means two things: being cited in the AI answer, and still being clickable in the link below.

GEO is not a replacement for classic SEO. It places partly different demands on your content:

  • Clear, self-contained definitions early in the text (AI models tend to pull the first clear definition they find).
  • A fact-based, authoritative voice rather than marketing language.
  • Structured content with clear answers to specific questions.
  • Links to and from authoritative sources.

The good news: good SEO content and good GEO content overlap to a large extent. The foundation is the same.

Your SEO action plan: Step by step

StepWhat to doTime
1Do keyword research — start with 5–10 realistic keywords2–3 hrs
2Run your site through PageSpeed Insights and Search Console; fix the top three technical issues1–2 days
3Audit your existing content; update and strengthen it before publishing new materialOngoing
4Build an internal link structure with descriptive anchor textOngoing
5Set up a weekly check-in with Google Search Console15 min/week
6Think GEO from the start: clear definitions, direct answers, structured contentOngoing

In summary: My take on SEO

If I'm being completely honest: SEO isn't sexy. It's not a quick fix, and it rarely delivers immediate results. But it's one of the few channels that actually builds lasting value — visibility you own, not rent.

What has changed in 2026 is that “good SEO” and “visibility in AI search” are largely the same thing: good, credible, structured content that answers real questions. That makes SEO more relevant, not less.

Start with one step. Do your keyword research. Check Search Console. Write one good article. Build from there.

Further reading on SEO (for the particularly interested)

Anabel — grunnlegger av SmåSeo

Wondering where to start with SEO?

Let SmåSeo help you set the right priorities

SEO isn't difficult — but it's easy to spend time on the wrong things. We'll find what will actually move the needle for your specific business.

  • SEO audit: I'll review your website and map out the most important technical and content-related issues — without wrapping it in industry jargon.
  • Keyword research: We'll find the keywords your target audience actually uses and build a content strategy around them — not around gut feelings.
  • GEO review: I'll assess whether your content is structured to be cited in AI Overviews and AI answers, and suggest concrete actions.
  • Training and ongoing advice: I'll teach you or your team to handle SEO independently and be available when things come up — without hefty retainers.

Ofte stilte spørsmål

  • SEO stands for Search Engine Optimisation — everything you do to become visible in Google's free, organic search results without paying per click.