Other factors are always present. In almost every situation, multiple factors affect business results. During the time that coaching programs are implemented, many other functions within the organization may be attempting to improve the same metrics addressed by coaching program. For example, marketing and sales programs are designed to affect revenue, and, while coaching may help a marketing or sales employee positively affect revenue, the marketing or sales program itself also may do that. In addition to internal factors, external factors may influence business results during the time that coaching is occurring.