What are the key steps involved in creating a successful online course, according to the linked blog post?

The blog post outlines several key steps: 1) Defining the target audience and their needs, 2) Validating course ideas to ensure demand, 3) Structuring the course content logically, 4) Creating engaging and high-quality content (videos, text, quizzes), 5) Choosing the right platform for hosting the course, 6) Marketing the course to reach potential students, 7) Providing ongoing support and fostering a community, and 8) Gathering feedback and continuously improving the course.