People already use Outlook, its an easy (read, frictionless) way of aquiring users. Since there is no ability to create a Gmail plugin any other web based solut

People already use Outlook, its an easy (read, frictionless) way of aquiring users. Since there is no ability to create a Gmail plugin any other web based solution would have required a behavior shift from what people are currently doing online. Outlook is definitely the prime target for reaching the enterprise market.