Google Panda Refresh Alert; Did Marissa Mayer Really Only Give Google 30 Minutes Notice?

Summary: Google Panda Refresh Alert as Google announces via Twitter that a Panda refresh will be rolling out over the next few day, plus Chris and Daron recap the BrightEdge-hosted Share 2012 event they met up at, and they ask about the validity that new Yahoo CEO Marissa Mayer Only Gave Google 30 Minutes Notice Before She Quit.