Ok, let's give a kick to the topic.
Ultimately, SEO's goal is to influence search engines "confidence in your site", so that knowing how search engines actually rank websites will help you make better decisions.
For example, Google and other search engines reward you if posts on your blog follow a certain structure.
You want to produce content that encourages people to put backlinks on your site sharing your posts. Google relies on PageRank, which means that if your company is mentioned in Huffington Post, that has a high page-rank, that will boost yours. Internal links in your blog also help your SEO and allow Google to discover new content for your site.
Ultimately, SEO's goal is to influence search engines "confidence in your site", so that knowing how search engines actually rank websites will help you make better decisions.
For example, Google and other search engines reward you if posts on your blog follow a certain structure.
You want to produce content that encourages people to put backlinks on your site sharing your posts. Google relies on PageRank, which means that if your company is mentioned in Huffington Post, that has a high page-rank, that will boost yours. Internal links in your blog also help your SEO and allow Google to discover new content for your site.