Software applications are the mainstay of modern business. However, it's becoming increasingly challenging to maintain visibility of end-to-end applications and manage application performance.  Customers' expectations are higher than ever, while at the same time, delivering services is more complicated. Application performance management (APM) tools enable companies to diagnose problems quickly and improve service quality. This white paper explains the importance of APM to today's businesses and suggests steps companies can take now to adopt APM solutions that meet their particular business needs.