This document provides background information on the Learning Resource Metadata Initiative (LRMI). It discusses the goals of LRMI, which are to make it easier to find learning resources that meet student and classroom needs. It outlines the key LRMI properties for describing educational resources, such as title, description, subject area, intended age range, and how the resource aligns with educational frameworks. The document also summarizes recent developments with LRMI, such as publisher adoption increasing from 47% to 86%. It notes implications of LRMI include improving discovery of resources and supporting new business models in educational content.