People view Search Engine Optimisation in a variety of ways, depending on their background and knowledge of the term. What most of them are missing is the fact that every time they Google certain terms, what they get is actually a product of SEO work. Although there are websites that come up on a Search Engine Results Page because of viral marketing, most of these companies found on top of the SERPs either employ a highly effective SEO team, or have hired exceptionally brilliant SEO firms.