When you purchase a BlackBerry device, it's easy to consider the extra 20 or 30 dollars it would take to get a case an unneeded expense. However, after a few months of use it becomes obvious why you should have just gotten the case in the first place. A good case not only prevents your BlackBerry from acquiring a host of dings and scratches, keeping your BlackBerry looking like new for a long time, it also helps protect your device in case it suffers a significant drop, crack or even minor exposure to water.
No one case is going to be perfect for every BlackBerry device, and the type of case that you use will often depend on how you use your BlackBerry. If you are constantly dropping your BlackBerry or are constantly around water, you may want to check out cases that give more than just basic protection to your smartphone. If you need a case but also want to give your plain old BlackBerry a dash of style, you'll want to see what avant-garde cases are out there for RIM devices.
Finally, as is too often the case, you're looking for a way to protect your BlackBerry after it has already been damaged. Have no fear, as Bright Hub has a few articles designed to help you get your BlackBerry back up and running if it isn't working properly.