1. Manipulate Taxonomy objects using SharePoint 2013 Client Object Model
By SharePoint Server MVP Sundararajan Narasiman
2. Control for having Live Tiles on Home Page
By Client Application Development MVP Thomas Lebrun -@thomas_lebrun
3. Office Web Apps Server: How to deploy, manage and integrate with Exchange Server 2013
By Exchange Server MVP Anderson Patricio - @apatricio
4. Tutorial on Using Windows 8 - Finding things and doing things from the new Windows 8 interface
By Exchange Server MVP Rand Morimoto - @randsnet
5. Windows Server 2012 Direct Access Simplified Deployment Limitations
By Forefront MVP Richard Hicks - @richardhicks