If you regularly use your Mac (or any computer, for that matter), then you will
undoubtedly run into a problem or two. For the most part, issues are small configuration hiccups that can be fixed by at the very least restarting affected programs, logging out of your system, or restarting it. However, there are times when a problem may require more attention in order to properly address.
While OS X includes some robust tools for troubleshooting, there are a number of third-party tools that can help tackle problems or simply give you a better understanding of how OS X functions.