This is a step-by-step guide to embedding video in your blog post.
In this guide we assume you've already found a suitable video to embed. Alternatively you may have uploaded your own video to a video-sharing website.
YouTube has its own guide to uploading video. Another well known service is Vimeo, which has support for better quality than that of YouTube - although YouTube has a bigger community of users of course. Here's the Vimeo guide to uploading video to its service.
If you are shooting your own video diaries, interviews, tutorials and the like, bear in mind that quick blog-style video works well on the web. As a guideline, it doesn't have to be slickly-edited blockbuster to get your point across.