SLI Systems provides cloud-based search tools for online retailers under a "software as a service" (SaaS) model. It is a public company listed on the New Zealand stock exchange. SLI is an acronym for Search, Learn and Improve. SLIs main product, Learning Search, uses the behavior of its users to determine search results. The company also sells a user-generated search engine optimization (SEO) product called Site Champion, and a site navigation product called Learning Navigation.