Welcome to Cloud. Microsoft announced the availability of Microsoft Office 365, from June 28th onwards , the company’s newest cloud service. It brings together Microsoft Office, Microsoft SharePoint Online, Microsoft Exchange Online and Microsoft Lync Online in an always-up-to-date cloud service, at a predictable monthly subscription.
It’s realy good to the organizations who don’t want to keep their Email/Sharepoint/Lync infrastructure in Data center.
Get it the full details from here