This document discusses copyright and open content licenses for learning resources. It explains that educational use of copyrighted materials is permitted in moderate amounts under fair use provisions. For broader distribution or adaptation, author permission is required. Creative Commons licenses are then described, including the Attribution, Attribution-ShareAlike, Attribution-NonCommercial, and Attribution-NonCommercial-ShareAlike variants. The document outlines the freedoms and conditions of each license type. It provides examples of open content sources and stresses the importance of properly attributing and referencing open educational resources.