Reasons for Employee Training and Development;- Training and development can be initiated for a variety of reasons for an employee or group of employees. When a performance appraisal indicates performance improvement is needed To "benchmark" the status of improvement so far in a performance improvement effortAs part of an overall professional development programs part of succession planning to help an employee be eligible for a planned change in role in the organization To "pilot", or test, the operation of a new performance management system.