http://www.bizjournals.com/pittsburgh/stories/2006/02/20/daily11.html?f=et74&hbx=e_du
You can call 888-933-3331 to find out where they are currently installing service. Right now it sounds like they are in Coraopolis.
The woman I spoke to said they aren't doing any advance marketing because they don't have the staff to keep up with demand. When they are ready to move into your neighborhood they will blitz your area with overnight packages and other marketing material.