Search engine optimization (SEO) is the process of affecting the visibility of a website or a web page in a search engine's unpaid results—often referred to as "natural," "organic," or "earned" results. A website will not rank higher on search engines without Search Engine Optimization (SEO). SEO is not an easy job and it takes time and patience to get good rankings on Google. A variety of tools can be used to help identify and correct SEO problems