NoFollow Publishing Social Bookmarking Social Networking 
ProBlogger
AUGUST 15, 2012
This affected anyone who used article marketing as a way to build links and drive traffic to their websites, since article networks were hit the hardest , though some—like HubPages— regained their rankings in subsequent updates. Later, social networks like Digg, Last.fm, and others were affected as well.
Viper Chill
NOVEMBER 12, 2009
OIO Publisher – You don’t see any ads on this site, but for my other sites I use OIO Publisher. Not only that, but you can easily setup email subscriptions and insert social bookmarking links directly into your feed. submit to a well known social bookmarking site) just to get it spidered quickly. *
Viper Chill
MARCH 4, 2010
For a lot of competitive keyphrases online you’ll also find popular blogs, forums and niche social networks ranking highly. Participate on Social Bookmarking Sites I really don’t like this tactic if I’m honest, but I can’t deny that social bookmarking links are helping a number of my sites rank.
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