Nature of work: This is to discuss your duties and responsibilities as, for example, an accountant.
Education/training: Here discuss the educational, training, and or certification requirements needed for the specific profession you chose.
Employment: Discuss about the job market for your profession.
Earnings: This is to inform your reader how much someone in this profession is making at different levels.
Job outlook: Here discuss the outlook for this profession, i.e., inform your reader about the demand for this profession and what the future holds for those people pursuing this specific profession.
