Now to Make Blogger Blog Comment DoFollow or NoFollow is very easy, before that let's look into what the hell is dofollow and nofollow:
Google announced in early 2005 that hyperlinks which contains rel="nofollow" attribute would not influence the link target's PageRank. In addition, the Yahoo and Bing search engines also respect this attribute.
Google announced in early 2005 that hyperlinks which contains rel="nofollow" attribute would not influence the link target's PageRank. In addition, the Yahoo and Bing search engines also respect this attribute.

