Part time job

Paul fixes cell phones and computers in his spare time.

Professional job

Dr. Cynthia Wilson has a pediatric practice that generates self-employment income.

Independent contractor

Anna has a contract with several local doctors to provide billing services.

Partners in a partnership

Roger and Dean are partners in a fruit stand. Each includes his share of income or loss in the partnership as self-employment income.

Sole proprietor

Pedro owns and runs a local restaurant. The income he receives from the restaurant is self-employment income.