My dependant child is a performance artist and we have business expenses related to that. Where do I enter those expenses?

Your daughter's income and related expenses should be reported on her return. If you daughter is an employee and she is considered a qualified performing artist, she might be able to claim the Job related expenses:

1. Log in to TurboTax account.
2. Go to Federal Taxes. 
3. Go to Deductions and Credits.
4. Go to Employment Expenses and click show more.
5. Select Job Expenses for W-2 Income.
6. On the screen Does xxx job-related work involve any of these professions or situations? Select Qualified performing artist.