9. Organizing Courseware# The topics in this section describe how to use OLX (open learning XML) to organize your courseware. 9.1. OLX Course Building Blocks 9.1.1. Courseware 9.1.2. Supplemental Course Content 9.1.3. Course Policies 9.2. The Courseware Structure 9.2.1. The course.xml File 9.2.2. Course Chapters 9.2.3. Course Sequentials 9.2.4. Course Verticals