I'm linking to my two con tips posts here. Please reply to the individual posts with any further suggestions, updates, changes in info, that sort of thing. :) As I see the replies, I'll edit the info into the post, with credit given as always. :)
Dragoncon tips (and con tips in general) here:http://dragoncon.livejournal.com/2430029.html
And part two is here:http://dragoncon.livejournal.com/2499527.html
As always, I hope that these tips are of help. :) Enjoy the con!