Microsoft has two million smartphones sold with the new Windows phone 7 operating system account for the 4th quarter of 2010 moved to: in a survey, 93% of clients confirmed their satisfaction with the new operating system. The sales figures are important, but a sustainable development of the platform and the customer satisfaction of Microsoft Senior Product Manager in the long term more important, argued the Greg Sullivan. We are also of the opinion that Windows phone 7 was one of the surprises of the past year and currently represents a real alternative to Android and iPhone iOS. An update that will increase customer satisfaction, is already announced. Important functions such as copy & paste should be submitted. Also the Windows Marketplace well developed with currently has approximately 7000 applications.