Do you know what SEO is all about? And what does it mean by SEO updates? SEO also known as search engine optimization is a process to get a website placed on the search rankings. To find ranking on the search engines, there are some SEO activities, which need to be performed professionally. Google, one of the popular search engines, provide some tips so that ranking can be achieved quickly which is known as SEO updates. Panda, penguin and now Hummingbird update. Alike others, Google also improves its services with the passage of time.