You can create a subject area as a container and later add dimensions and facts to your new subject area or create a subject area based on an existing one.

1. Sign in to your service.
2. In Oracle NetSuite Analytics Warehouse Console, click Semantic Model Extensions under Application Administration.
3. On the Semantic Model Extensions page, click User Extensions.
   You see the main and existing customization branches.
4. In the User Extensions region, under Customization Branches, click a branch to open the Branch page.
5. On the Branch page, click Add Step.
6. In Add Step, select Create a Subject Area.
   You see the wizard sequence to create a subject area.
7. In step 1 of the wizard, enter a name for your customization step, for example, Custom Profitability and add a brief description.
8. Create a subject area using one of the methods:
   1. Select Create a Subject Area to create a subject area container, provide a name without any leading or trailing white spaces, add a description, and then click Next. You see step 4 of the wizard. Click Finish to create the subject area.
   2. Select Create a Subject Area based on an existing one to create a subject area using an existing one in the system and provide these details:
      1. Select an existing subject area, name your subject area, and then click Next.
      2. In step 2 of the wizard, select the data elements that you want in your new subject area.
      3. Click Add Subject Area to select and add data elements from multiple subject areas.
      4. In step 3 of the wizard, organize and rename the data elements in your new subject area.
      5. Click Next.
      6. In step 4 of the wizard, review your new subject area and click Finish to create it.
   You see a message that your step is being applied to the customization branch. After it's applied, you see the new customization step in the customization branch. You can now merge the customization branch with the main branch or edit it to add more steps.