There are so many subcategories in business that it is just too hard to pick just one! Here are a few areas that are all relating to business.
Bookkeeping for Sponsors
Education: Bachelors Degree (4 years), Certified Public Accountant (CPA)
Contracts for Racetracks
Contracts for Drivers
Contracts for Crew Members
Insurance for Cars
Education: Must have a Doctoral or Professional Degree to be a Lawyer, there are other variations like Paralegals and Legal Assistants that only require an Associates Degree (2 years)
Education: Varies, in some of these areas it is not required to have higher education.
Selling Merchandise Online
Selling Merchandise On Location
Selling your brand to sponsors
Education: Can get a Business Degree in sales, Associates Degree, or simply onsite training.