1. Start in the Volunteers pane.

2. You can select specific volunteers by holding down to the Ctrl key OR use the List Options in the lower right corner to select the people you want to qualify for the new job. Click on the first name in the list and drag down until the whole list is highlighted.

3. Click the "Edit Volunteer..." button. 

4. You should now see the Edit Multiple Volunteers window, where you can edit any of the scheduling parameters for all of the selected volunteers at once!