How do I write defaulting and validation rules for the create requisition flow in Redwood user experience?

1. Navigate to the Redwood Job Requisitions list page.
2. Click Edit Visual Builder Studio on the top right hand side of the page.
3. Create a new workspace or select an existing one.
   Visual Builder Studio will open and you’ll land on the Activity Center screen by default.
4. Go to the top left hand side of the Visual Builder Studio page and search for Create Job Requisition in the Hiring menu.
5. Click the link.
6. You’ll see the Create Job Requisition page and you can write the business rules to show or hide fields or sections and write defaulting and validation rules for the job requisition creation flow.