Organizational skills, controlling, supervising, and problem solving are important managerial functions. Controlling involves establishing standards, measuring performance against standards, comparing actual performance to standards, and taking corrective actions when needed. Supervision provides guidance to subordinates and ensures work is done according to plans. Problem solving is crucial for entrepreneurs and involves critical thinking, creativity, initiative, persistence, flexibility, and self-discipline. It also means identifying problems first, staying calm, working from general to specific, adapting, delegating, measuring outcomes, and reflecting.