Clicking the small arrow to the right of the wall tool icon reveals access two additional tools – the surface tool and the line tool. The selected tool option is displayed in the tools palette. To switch between these tools:
| 1. | Click on the    sign on the right side of the wall tool icon in the tools palette. | 
| 2. | A pull down list of the options available for the wall tool is displayed. | 

 
| 3. | Click on the desired tool from the pull down list. | 
| 4. | To learn more about each tool option, click on one of the following topics: |