Is this spam, as I though siterubix had this covered?
I recieved two comments similar to this today=>
"medical advice sites
Hey There. I found your blog using msn. This is a very well written article. I’ll make sure to bookmark it and come back to read more of your useful information. Thanks for the post. I will definitely comeback."
No I'm quite sure it is spam but does it do your site any harm google wise?