Alltop Digg Google Newsletter 
ProBlogger
AUGUST 15, 2012
Before we get started, I just thought I would mention a few Google algorithm changes that you should know about when thinking about link building in 2012. Google’s Panda update. Later, social networks like Digg, Last.fm, and others were affected as well. Google’s Penguin update.
Kikolani
SEPTEMBER 25, 2012
Especially in the day of Google Panda when search engines are trying to rid their index of sites with low-quality content, you need to make sure that guest posts are up to speed with the quality standard of your blog. Google looks down on duplicate content and typically ranks the original publisher first for content anyway.
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