Microsoft has published some documentation for RemoteFX to go along with the Service Pack 1 beta.
- Deploying a Single Microsoft RemoteFX Server Step-by-Step Guide
- Deploying Microsoft RemoteFX on a Remote Desktop Session Host Server Step-by-Step Guide
- Deploying Microsoft RemoteFX for Virtual Desktop Pools Step-by-Step Guide
- Deploying USB Redirection with Microsoft RemoteFX Step-by-Step Guide
- Configuring USB Device Redirection with Microsoft RemoteFX Step-by-Step Guide