RDA Toolkit Essentials provides an overview of the RDA Toolkit and how to use it. The RDA Toolkit allows users to access RDA standards and related materials. It includes RDA rules, examples, mappings from AACR2 to RDA, and user-created content like workflows and bookmarks. The presentation covers logging in, navigating the interface, searching, and using profiles to customize the view. It recommends starting with FRBR concepts and exploring additional documents before taking a training class or connecting with the RDA community.