The document discusses different approaches to library services - "lollipop librarianship", "broccoli librarianship", and evidence-based librarianship. "Lollipop librarianship" focuses solely on what patrons want without considering usefulness, while "broccoli librarianship" focuses on telling patrons what they need without considering ease of use. Evidence-based librarianship seeks to improve services by integrating user needs, practitioner experience, and research evidence. It discusses applying an evidence-based process to improve the usability of a library intranet site.