Today nearly every organization relies on some form of information technology. Companies of all sizes are increasingly dependent upon computer systems and networks to enable a wide range of critical business processes. It follows that companies are allocating increasing amounts of their overall budget to the IT department for hardware and software purchases, system maintenance, and IT personnel and training. With IT budgets becoming such a sizeable portion of overall corporate spending, it's crucial that business leaders base their IT spending decisions on comprehensive, meaningful systems' performance data.