Penguin Refresh Needed to Recover; Google Brings Product Listing Ads To Third-Party Sites

Summary: Google Confirms Penguin Refresh Needed to Recover Google Brings PLAs Product Listing Ads To Third-Party Sites Like Walmart.com. AdSense for Shopping and Yahoo doing same thing. Google Changes Documentation On Mobile Redirection From 302 To 301 Redirects ; Google's Matt Cutts Migrates His Blog To HTTPS; Google: Responsive Design Doesnt Get Better Ranking Directly.