If you live in Tucson, and you host 3 or more people at your house for the training camp, you don't have to pay to attend.
The only thing happening on Monday, January 4th, will be a welcome banquet at 6pm to get everyone acquainted and settled in with their hosts for the week.  So, it will be 4 days of training and 4 nights of... Let your parents know that this is coming up and that it will be a great inexpensive trip.  ~it's better than Europe.  As TRide would say,  Winterrrrr Breakkkkk
I would mention more things but we tend to underpromise and overdeliver.
Team RadioShack announces winter training camp in Tucson:
http://www.cyclingnews.com/news/team-radioshack-finalizes-2010-roster