You could try posting this question to
www.vexforum.com too, as several hundred VEX teams have just returned home from flying in and out of Florida.
Mind you, my usual advice it to throw on a few extra batteries, program a good autonomous mode, point the robots in the right direction and let them go a week or two in advance of the event. If you've done it right, they'll be waiting at your hotel when you get there.
Jason