...

cd /etc/apt/sources.list.d/
rm boxee.list
apt-get update

Parts Required

The server does not need much. Make sure there is at least 2GB of memory, 1TB of space for storage, 250GB of System space (for running all the other applications), and an HDMI video card. 

My System:

Dell Optiplex GX620

3GB of memory

250GB SATA WD Caviar Blue

1TB Seagate

Sapphire Radeon HD5450 (with Low profile mounts)