Microsoft, the software company that dominates the enterprise and once held equal sway in the consumer market, is losing some ground to Apple and Google, according to industry analysts. In the coming years, Microsoft's place in the enterprise could continue to slip as CIOs decide to respond to the call from across the enterprise to allow employees to bring Macs, iPhones, iPads, and even Android-based devices to their offices. Despite the so-called trend known as "the consumerization of IT," Microsoft remains a key software partner for the enterprise. Without the software giant's solutions, you wouldn't be able to do half the things you currently do in the office. And, chances are, most of your processes rely on solutions based on Microsoft's Windows operating system, which is getting a major, mobile-friendly revamp in the upcoming Windows 8. Here are eight reasons why Microsoft still matters to the enterprise.