Traffic Booster
When a 
user decides to leave a comment at your blog using the FB comments box, 
he has the option to post or not to post the same comment on his 
Facebook profile. 
If chooses the option the this is how your Post appears on his profile,
One  visitor can also click the "Like" link under another visitor's 
comment. This way your Posts are circulated widely over Facebook which 
is the largest Social media network with 500 Million active users.
Your visitors no more needs to log into blogger or 
create an open ID. They can comment using either their FB ID, Hotmail, 
AOL or Yahoo. Almost every online user in the world uses at least one of
 these services. So you visitors are provided with multiple options to 
post their comments.
 Your readers no more need to feel neglected because you no more need to 
reply them all at once. Rather you can pay them proper attention by 
replying to each reader under their comments.
You will get more relevant comments with no spam as users will have to 
use their personal IDs to leave a comment and spam robots are surely 
incapable of doing that. Blogger comment form to delete a comment you 
need to click the trash icon and the you are taken to a separate window 
where you select the option of deleting the comment permanently. But 
With FB comment box you Delete comments just the way you delete comments
 on your FB profileThe links left on your comment box are by default tagged as nofollow and according to the FB developers
 search engine robots can not crawl the content of your comments as the 
plugin is enclosed inside a iframe where robots can not enter to crawl 
data
More Blogging Tips
More Blogging Tips