If not, you're missing out on a number of cool and valuable features that help set BlackBerry apart from its competitors.
Not a holster-on-the-belt kind of person? No, me neither. But that's okay. The custom BlackBerry "in-holster" features also work with any BlackBerry case or leather pocket with the necessary "sleeper magnet," the majority of which are made by RIM. (Check out RIM's online store, , for a complete list of official cases/holsters/etc. that allow for custom BlackBerry notifications and battery savings.)
Keep reading for details on how to modify and set custom BlackBerry smartphone in-holster settings. (Note: The following instructions apply to any BlackBerry smartphone running RIM's BlackBerry 6 mobile OS.)