All search engines continuously strive to provide users with the best search results out of those that are available. They do this through the processes of crawling and indexing, thereby determining which are the most relevant links for any particular search term.

They find pages and store them in their massive database, which is later recalled when related terms are searched for by users on the world wide web. In simple terms, search engines are just answer machines.

What affect your SEO ranking? Page Load Time. If your website loads too slowly your visitors will bounce and likely go to a competitor's website.

Google (and all search engines) will rank your website lower because of a slow page load time. This is something to pay close attention as we draw closer to the major update confirmed by Google. Google will focus on three aspects that directly and dramatically impact user experience on your site. Page load time features in this update and is paramount to securing your ranking or reaching the top.

A robot.txt is a simple file that is located in your website's root folder, which advises search engines which files or directories they should not access on a site. Not all search engines heed this advisory, but most of the major ones will obey the rules provided in the file.

Do not use robot.txt to block access to sensitive or confidential files, instead opt to encrypt or password protect those areas of your website