Business Intelligence Online Resources (2018)From the page - "This guide comprises selected resources published by industry experts, news organizations, advocacy and professional groups, and academia. Many sites that have addressed this area of research are no longer free, have left the arena, and/or have changed their business model to target a specific business sector and attract paying clients to their respective services. This guide focuses on sites and services, on both the open and deep web, that researchers may currently access and use for tracking and monitoring purposes, as well as tools and techniques to leverage in their business intelligence work, that are either free or low fee based on data content parameters."