This document discusses e-learning, which refers to the use of electronic media and technologies in education. E-learning can occur inside or outside the classroom and can be self-paced or instructor-led. It has several advantages such as flexibility, reduced travel costs, and the ability to accommodate different learning styles. However, e-learning also has disadvantages like the potential for isolation, technical issues, and the difficulty of hands-on learning. The document outlines characteristics of effective e-learning courses, including being engaging yet not distracting, useful and simple, relevant and meaningful, polished, easy to access, and easy to use.