1. Select one of the following components: Magnitude, X, Y, Z.

2. For the components X, Y, and Z, select a coordinate system.

3. Select a spatial evaluation.

4. With the arrow button, select a point or appropriate reference entities as required by your selection for spatial evaluation.

5. If you want to define a dynamic analysis, select a time or frequency evaluation.

6. Review the list box at the bottom of the dialog box to determine which types of analyses are valid for the measure.

7. Click OK. Each of the custom measures shows up on the Measures dialog box.