1. On-the-job-training is the most effective kind of training to a trainee, imparting him the technical skills and know-how at the actual work site.
2. The worker trained in the firm itself under the assistance of senior and experienced workers. This is needed because it improves the efficiency and morale of employees. It enables the person to absorb the values, norms, and standards of an organization. It facilitates the better utilization of raw materials.