#1-Enhanced Collaboration
Office Document co-authoring; Drag and Drop Libraries; Document Previews; Simplified Document Sharing; and improved team sites simplifies everyday team collaboration activity.
#2-Social Engagement
Follow People, Documents, Sites or HashTags; Engage in discussions threads/Q&A's with your colleagues; Capture Community Feedback; Reward the Top Contributors and most importantly - be able to re-discover those answers via search.
#3-Find Experts and the Right Content
Discover People's expertise and where they are in the Organization through People Search; Discover hidden gems of content whether they are on a file share, SharePoint, Exchange or pretty much anywhere else; Content Refinement and the Hover Panel let you see what the content contains without downloading it first.
#4-Doc and Records Management, eDiscovery and Compliance
Mark Documents as official "Records"; Apply retention policies to any library; and give the lawyers the ability to perform eDiscovery on your SharePoint, Exchange and FileShare content.
#5-Government Portals
Intranet, Extranet and Internet - Have all three "zones" managed through a single platform - a Pixel-Perfect Internet site, a partner-centric extranet site with standardized authentication, or a beautiful intranet portal for all internal staff.
#6-Next Gen Devices
Support BYOD by using the OOB HTML5/JS/CSS3.0 masterpages to perfectly render your site on a browser/tablet/phone; use device channels to target specific form-factors; or use responsive design to automatically support different devices.
#7-Business Intelligence, Dashboards and Reporting
Create visually stunning and interactive dashboards and reports using Excel Services, PowerView, PowerPivot, PerformancePoint and SSRS.
#8-Organize Projects
Use the Project Team Site template to manage small teams including team mailbox, team Notebook, and Tasks and Timelines. Upscale to Microsoft Project when you need to.
#9-Improve Service Delivery with Apps
Apps for Office and SharePoint become a new paradigm for delivering interesting functionality to your SharePoint Users -- incorporate maps, calculations, visualizations, or database applications delivered on the platform.
#10-Better Governance
Manage Taxonomy; Manage Apps; Manage Discovery and Policy; Control the Provisioning and de-Provisioning of sites through an improved Central Administration.