What do you write that is considered a blog?

Stories? Your Life? Poems? Lyrics? Or all of the above? I do not know what to write in a blog, someone said that writing about your life problems and is not considered a blog. Is that correct?

Can negative remarks about a person in a blog be considered grounds for libel?

Can defamation of character in a blog the target of legal action? If yes, please provide some examples of what can and can not be considered defamation?

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Blogging Question: Is it considered bad form to blog on more than 1 blog hosting site?

I have a MySpace page and if I have a blog entry, sometimes I copy and paste into my Blogger site. Anything wrong with this?

what is considered good stats for a new blog?

I started with a one months ago and I’m trying to figure out whether I do good, compared to the average blog. Google Analytics says I have1600 requests, 1050 unique visitors, 4711 pageviews. Average 5:30 minutes on site. But what does it really mean in terms of what is hi, low, average?

When is a blog considered to be a commercial one, especially when it is under a Creative Commons license?

I previously authorized one of my blogs under a Creative Commons license (Attribution-Share Alike 3. 0), and there are no ads on my blog, because I do not subscribe to a service similar to AdSense (nor am I planning to do in the future). Is this considered a commercial activity?