Good content can help your website to become search engine optimization (SEO) friendly. Your content should reflect the products or services your business offers, articles or tips that are helpful to your audience, and information your customers use make a purchase decision.
Simply put, Google (and other search engines) aims to return the most helpful results for each search. Google wants each person conducting a search to find results that are helpful so that they go back to Google for their future searches. Each Google update changes their algorithm slightly to ensure that the best results are returned for each search.