This document discusses search engine optimization (SEO) and search engine marketing (SEM). SEO involves optimizing a website to increase its organic ranking in search engines, while SEM involves purchasing paid placements or inclusions in search engines on a cost-per-click basis. The document provides tips for SEO, such as choosing keyword-rich domain names and titles, building relevant inbound links, and submitting the site to search engines. It also discusses when SEM may be preferable to SEO and recommends approaches for the University of South Australia.