When you purchase the G4 from our web site it comes with the software and StreetDeck already loaded. We do not offer that software package as a standalone.
I'm not sure I understand your second sentence.
You're interested in learning about StreetDeck?
if so, go here: http://www.streetdeck.com and here: http://www.mp3car.com/vbulletin/streetdeck/
Otherwise, I'm not sure I understand what you're asking.