I have already talked about how much I hate BlogSpot default commenting system as it requires more click and not really commentator friendly. Some of the popular commenting system like DISQUS & intense debate can easily be integrated into BlogSpot commenting system and thus it will offer more advanced features. Though if you wish to migrate to WordPress (Tell me why you should not) in future, importing comment from intense debate comment to WordPress might [...]
How to Integrate Intense Debate Commenting System into BlogSpot Blogs Is a post from How to Blog: ShoutMeLoud
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