#1 BlackBerry OS It is the main software platform made by Research In Motion (RIM) for their BlackBerry line of handhelds. Operating System is the core operating software that is the engine of your BlackBerry. It provides multi-tasking, and makes use of the device’s input devices, particularly the thumbwheel or trackball pointing device (used since 2006 till now). #2 Push E-mail Push email is the technology to send and receive e-mail with real time capability to the client as soon as it arrives. Each email is compressed 2 times to …