AOER 101: The Basics Open Educational Resources and Affordable Course Materials is an introductory module provides information and resources that identify the reasons educators are moving toward low-cost and cost-free course materials. Further, the module addresses approaches to identifying these types of materials, best practices for evaluating found materials, and determining which type of license is the best fit for your needs. Lastly, best practices for material attribution, methods for distributing materials to students, and next steps for moving forward are covered.