Most (not all) videos on YouTube use a Creative Commons license. That allows you to use them in your own marketing, usually provided that you give credit to the original author. That means that if you find a great video for your niche, you can embed it on your own website or blog, which gives your users helpful content without your having to write (or record) the content. Going beyond the simple embedding process, you might want to do something more creative. Suppose you only place the content of the video, not the video itself, on your site, in the form of a transcript of what the speaker says,... [...]