Hello,

After 12th, one can work in following fields:

• Finance
• Accounting
  
• Law
• Taxation
• Auditing
• Management
• Investing
• Insurance
• Investment banking
• General Banking
• Consulting
• Supervising
• Reporting
• Decision making
• Teaching

The various courses to study after 12th commerce are:

1. Bachelors of Commerce (B.Com )

2. Bachelors in Economics

3. Bachelors of Business Administration ( MBA )

4. Bachelor's of Management Studies ( BMS )

5. Chartered Accountancy ( CA )

6. Customer Secretary ( CS )

7. Cost And Management Accountant

8. Certified Financial Planner

9. Bachelor of Law

Best Wishes