What Is Search Engine Optimisation (SEO)?
Quick Answer
SEO (Search Engine Optimization) is the practice of improving a website so it ranks higher in Google's free, unpaid search results — by fixing technical issues, writing content that directly answers what people search for, and earning trust signals like links from other sites. It's different from paid advertising: SEO results are free but take months to build; ads are instant but stop the moment you stop paying.
What Does SEO Stand For?
SEO stands for Search Engine Optimization.
SEO vs. PPC — What's the Difference?
| SEO | PPC | |
|---|---|---|
| Cost | Free (unpaid results) | Pay per click |
| Speed | 3-6 months to show results | Immediate |
| Duration | Lasts as long as the page stays relevant | Stops the moment you stop paying |
| Best for | Long-term visibility | Immediate traffic or testing |
Why Does SEO Matter for a Small Business?
- If your site isn't on Google's first page for what customers search, you're invisible to them regardless of how good your business is.
- Unlike ads, SEO traffic doesn't disappear the moment you stop spending.
- It compounds — content and fixes made today keep working months or years later.
How Does SEO Actually Work?
- Technical SEO — can Google actually crawl, load, and understand your site (speed, mobile-friendliness, working links)?
- Content relevance — does your page directly answer what someone searched, in their own words?
- Authority — do other trustworthy sites link to or mention you, signalling to Google that you're credible?
Key Takeaways
- SEO is unpaid, long-term visibility on Google — the opposite of paid ads.
- It rests on three pillars: technical health, content relevance, and authority.
- Expect 3-6 months before real movement, and treat it as ongoing, not a one-off task.
How NetNav Helps
A NetNav audit checks all three SEO pillars — technical, content, and authority signals — in one pass, so you know which one is actually holding your rankings back instead of guessing.
Frequently Asked Questions
How long does SEO take to work?
Typically 3-6 months for meaningful movement, because Google has to re-crawl and re-evaluate your site repeatedly — there's no way to speed this up with a one-time fix.
Is SEO a one-time task or ongoing?
Ongoing. Competitors keep publishing new content and Google's ranking systems keep changing, so a site that stops improving tends to slide backward relative to ones that don't.
Do I need to hire an SEO agency?
Not necessarily for a small business. Most of the fundamentals — page titles, site speed, and actually answering what customers search — are things you can fix yourself once you know what's wrong.
Is SEO free?
The work itself can be entirely free if you do it yourself; it only costs money if you pay someone else's time to do it or buy supporting tools.