OST 1581 - Professional Development in the Workplace OST 1581 - Professional Development in the Workplace 3 cr. hrs. This course includes instruction on long-term success as an ongoing process of developing the skills in creating goals, building confidence, self-esteem, professional image, maintaining a positive attitude and outlook, time management, teamwork, leadership, customer service, career planning, interviewing, resume writing, communication, and listening skills. Lab Fee: Yes Course Designations: (OA)