Inhalt: This updated guide to mastering the features and functions on BlackBerry handsets is a must have buy! Featuring all the latest models and providing clear, easy-to-follow advice spanning the initial setting up of your handset right through to more advanced services, this is the only reference you'll need to make the most of your BlackBerry. Covering everything from what a BlackBerry is and why you should buy one, to no-nonsense product reviews across the whole BlackBerry range as well as guides on software features and developing apps for the BlackBerry, this is a core guide for business and leisure users alike.