You can contact the organizers via the following email adresses:
orga at balccon.org
for concat organisers and organisational issues
cfp at balccon.org
for conference program-related stuff
tickets at balccon.org
for questions concerning the ticket sale and tickets
info at balccon.org
for press and pr issues
supporter at balccon.org
for information for supporters
IRC – IRC-Channel #balccon at Freenode (irc.freenode.net)
Twitter – https://twitter.com/BalCCon2k13
You won't get any official information there, but you can get in contact with a lot people participating at the congress.
Most of them will be able to answer main questions as well.