Search Engine Optimization, or SEO, is the process of helping your website show up more often and higher up in search engine results. When people look for information on Google, Bing, or other search engines, they get a list of websites. SEO helps make your site one of the top results, without paying for ads.

Why does this matter? The higher your site ranks, the more likely people are to see it and click on it. This is called organic traffic, and it's valuable because it's targeted. The people arriving at your site are actively looking for the information, products, or services you offer.

To understand SEO, you first need to know how search engines work. Think of a search engine as a massive digital library and its process as having three main steps:

1. Crawling: Search engines send out automated programs, called crawlers or spiders, to explore the internet. They follow links from one page to another to discover new and updated content.

2. Indexing: After crawling, the search engine analyzes and stores the content it found in a giant database called an index. This index is like the library's catalog, containing information about billions of web pages.

3. Ranking: When you type a search query, the engine scours its index for the most relevant results. It then uses a complex algorithm to rank these pages, aiming to show the most helpful and reliable information first.

Your goal with SEO is to make it as easy as possible for search engines to crawl, index, and understand that your content is a great answer to a user's query.

Keywords are the bridge between what people are searching for and the content you provide to fill that need. They are the words and phrases that users type into the search bar.

By including relevant keywords in your website's content, you signal to search engines what your page is about. This helps them match your page to the right search queries. The key is to think like your audience. What terms would they use to find your content? Answering that question is the foundation of effective keyword strategy.

SEO strategies are generally split into two main categories: on-page and off-page SEO.

It's about making your website's content and structure clear to both users and search engines.

Both on-page and off-page SEO are essential for a complete strategy. One builds a great foundation, and the other builds your reputation across the web. Understanding these basics is the first step to improving your site's visibility and attracting more organic traffic.

Let's review what you've learned.