Training and development programs come under the purview of human resources management. Developing the skill set of the work force is critical to achieve the goals of an organization. Training improves personal and organizational skills of an individual. Development of the career enhancement skills will be a motivation for the employees and ensure their retention in the company. Training involves external training sessions and internal training sessions. Training institutes or other consultants conduct external training sessions outside the organization. The human resources department arranges for the internal sessions to be conducted by an expert or talented person within the company.