The document discusses search engine optimization (SEO) and is a presentation by Ian Miller, a search director at a digital marketing agency. Some key points from the presentation include: - SEO is about ensuring a website can be found and understood by search engines to improve organic search rankings and drive more qualified traffic to a site. - SEO requires an understanding of on-page optimization techniques like keyword research, content creation, internal linking, as well as off-page factors like link building. - SEO is measurable in terms of traffic, rankings, leads and sales, but also requires constant effort as search algorithms evolve. Effective SEO takes an ongoing, multifaceted approach.