Wirelessly posted (BlackBerry8830/4.5.0.138 Profile/MIDP-2.0 Configuration/CLDC-1.1 VendorID/105)
The best approach is to "hide in plain sight.". Just put it in a normal-looking carry-on along with everything else. Do the packing long before you get to the airport. DO NOT draw attention to it. Don't declare it to a screening clerk and don't request a private screening.