ArduinoBt and PDA

Hello,
i buy a arduinoBT i can send data to my pc with the arduino software.
i want to send data from arduino to a pda thanks bluetooth but i have no idea how to do that. I'm very nub in bluetooth communication. I have see a lot of website but havent found any solution.
So if u have some idea ...
I have some question about bt:
How can i know the bluetooth adress of my arduino?
For what the reset bluetooth on the arduino is usefull?
Thanks for reading.