According to the BABOK® Guide, from the top down is one of the methods to generate the business need in an organization. This method is described as the need to achieve a strategic goal that is defined by senior management or the governing body of the organization. The business need is derived from the vision, mission, values, and objectives of the organization. This method helps to align the solution with the organizational strategy and direction. References: BABOK® Guide, page 28; Business Analysis Expert Certification, CCBA® | IIBA®, section “What Should I know to be CCBA Certified?”