If you are a small to medium size business you also might benefit from the use of Windows Intune
. Windows Intune is great for both remote PC management and security in the cloud. In addition to remote access through Microsoft easy assist, endpoint protection and cloud based management, you can also use Windows Intune for the task of quickly deploying software
to the registered computers on your network.
In addition to the ability to remotely manage a machine outside of a domain and / or VPN connection, there are also upgrade rights provided via Windows Intune and more through this cloud based solution.
More detailed information about Windows Intune and its features it offers, including remote assistance, can be found here
Windows Outreach Team – IT ProThe Springboard Series for Intune on TechNet