Businesses can leverage the skills and experience of retirees in various ways: 1. Consulting: Hiring retirees as consultants can provide businesses with strategic insights and expert advice without long-term commitments. 2. Part-time Employment: Offering part-time or flexible roles can help businesses retain valuable talent while accommodating retirees' desired work-life balance. 3. Mentorship Programs: Establishing mentorship programs where retirees guide younger employees can enhance skill development and knowledge transfer.