With the 200+ million gmail email addresses that Google has access to, Google can instantly become a major competitor to Groupon & LivingSocial assuming a certa

With the 200+ million gmail email addresses that Google has access to, Google can instantly become a major competitor to Groupon & LivingSocial assuming a certain percentage of gmail users agree to try it. It seems that each large internet company has its own deals site now: Google with Google Offers, Amazon with LivingSocial, eBay with Groupon, and Facebook seems to be developing its own type of daily-deals advertising. I wonder what Apple and Microsoft will do. Both of them probably have something in the works....