Every search starts with words. Those words, known as keywords, tell search engines what a person is looking for. But keywords alone do not tell the full story. Behind every search there is an intent, a reason why someone is searching. Understanding that intent is what separates real SEO from guesswork.
Keywords can be grouped by the type of intent behind them.
Informational searches happen when people want to learn something. These are questions, guides or definitions.
Navigational searches happen when people are looking for a specific brand or website.
Transactional searches happen when someone is ready to buy or take action.
For example, “what is SEO” is informational, “Ahrefs login” is navigational and “hire SEO consultant” is transactional. Each intent needs a different kind of page.
Choosing the right keywords starts with understanding your audience. Think about what they want at each stage. A person who searches for a definition is not ready for a sales pitch. A person who searches for a service is not interested in a long tutorial.
Modern SEO tools can show how often a keyword is searched and how competitive it is. But the most valuable insight still comes from logic and empathy. When you understand why someone searches, you can write content that gives them exactly what they need. That is the foundation of good SEO.