Street Fight Daily: Google Revamps Zagat, Groupon Loses Mobile Chief
A roundup of today’s big stories in hyperlocal content, commerce, and technology… 
Google Unveils Revamped Zagat Website, Apps (TheNextWeb)… Groupon Loses Mobile Head David Katz (TechCrunch)… New Facebook for Business Hub Launches With Tips, Tools, Case Studies (SearchEngineWatch)…