Google has many algorithms at work that help it pick and choose which websites are ranked well on its search pages. We’ve heard about the Penguin algorithm, which would rank sites lower that used excessive link exchanges, the Hummingbird algorithm which made the major shift from the focus on key words, to useful content, but now Google’s Panda 4.0 has rolled out and is making big changes to how sites are being ranked. Google’s Panda has been prowling the internet for about 3 weeks now, ...