SEO (search engine optimization) & SEM (search engine marketing) are similar but different services. Learn more here.

The difference between SEO and SEM is simply that Search Engine Optimization is a subset of Search engine marketing or Search marketing as it is widely known.

What are rankings? Our SEO Glossary provides a wide range of technical terms related to Search Engine Optimization and more.

Ranking refers to where a URL appears on a SERP (Search Engine Result Page). Search visibility refers to how prominently a piece of content is displayed in search engine results.

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