To Add an Instance With No Table-Driven Features
1. Add the table-driven features to the Family Table.
2. Click Tools > Family Table. The Family Table dialog box opens.
3. Click Insert > Instance Row, or click . Asterisks appear in all cells for the new instance row.
4. Select each cell in the row and type N. For this instance, none of the table-driven features will appear.
5. Click OK.