I am the proud owner of the blackberry 8530 and I love the crackberry app. I've owned a lot of cells, but never one so easy to use and smarter than any other phone. Just saying hi to the fellow newbies out there.
Posted from my CrackBerry at wapforums.crackberry.com
Check out the BlackBerry 101 How-To Lecture Series ! This will help you with the basics such as downloading apps, themes, wallpaper, ringtones. It's also a good idea to browse the forums and read as much as possible. Many questions you have are answered there already!