Staffing is the process of acquiring, deploying, and retaining a qualified workforce. It involves manpower planning, recruitment, selection, training and development of employees. Staffing ensures the organization has sufficient staffing levels and capabilities to achieve its goals. It is a vital management function and an open system linked to internal needs and external environment factors. Recruitment creates a pool of candidates while selection differentiates between applicants to identify the best candidates for hire. Training and development helps improve employee skills, efficiency and organizational effectiveness over the long term. Staffing is critical for organizational success in today's competitive business world.