Warner Bros. Built to Spill site:
http://www.builttospill.com/
Warner Bros. Doug Martcsh site:
http://www.dougmartsch.com/
Up Records:
http://www.uprecords.com/
Up Direct online store:
http://www.updirect.com/
C/Z Records:
http://www.czrecords.com/
Built to Spill mailing list at Yahoo:
http://launch.groups.yahoo.com/group/bts/
The builttospill.net board in exile:
http://www.mikebagnato.com/builttospill/
List of live BTS recordings in the db.etree.org database, with trader contacts:
http://db.etree.org/bs_d.php?artist_key=774
Some live recordings, posted by a generous taper:
http://www.thanksthanksalot.com/?page_id=5