SEO is an acronym for "search engine optimization" or "search engine optimizer". The decision to work with an SEO is a big one that can improve your site and save you time, but it also risks damaging your site and reputation. Be sure to research the benefits that SEO can bring to your site, as well as the harms of an irresponsible SEO. Many SEOs and other agencies and consultants offer useful services for website owners such as: