To attract more participants, you can start from some free webinars for certain times. Once you can get webinars well prepared, run webinars interactively and show the great value of your webinar, more and more participants will be willing to pay for your entire webinars and then it's a good chance to create paid webinars to monetise your expertise.
David Risley is the founder of the Blog Marketing Academy, a 20-year veteran blogger and online entrepreneur. His focus? Building a reliable, recurring business around his "lifestyle" and the lives of his students. He has this weird obsession with traveling in his motorhome around the country with his wife and 2 kids. David also likes to talk about himself in the third person. In bios like this one. Read his full story.
Using Webinar software participants can share audio, documents and applications with webinar attendees. This is useful when the webinar host is conducting a lecture or information session. While the presenter is speaking they can share desktop applications and documents. Today, many webinar services offer live streaming options or the ability to record your webinar and publish to YouTube and other service later.