Bookmarklets | MOVABLE TYPE I am currently testing bluetooth application for my iPAQ. Proximitymail by Inventop "ProximityMail(TM) turns PDAs into a localized community messaging network. ProximityMail is a collaborative communications application for Bluetooth PDAs that enhances the way localized communities of people network, communicate, and collaborate." ProximityMail turns groups of Bluetooth PDAs into a spontaneous "random area network" .