It must be really anonymous, I cant even find their website..... Anyone know the URL?
In my experience all the 4 ways you did just mention to get backlinks doesn't work as well as they used to do. In fact, blog commenting can...
If you just Google "meta generator" I'm sure you'll find something. To check your backlinks, visit Yahoo Site Explorer. Chrome SEO can also...
I wouldn't do this. It's too risky. Focus more on getting visitors and make the ads blend in more.
I've always place a big text-ad in the middle of all content, that makes me the most clicks.
Probably not, and it wont be a "clickhappy" niche.
Separate names with a comma.