How can I create a list of people with perfect attendance?

In the admin view of the Web Terminal

1. Go to the Rosters pane in the admin view of the Web Terminal and click on the "+" button to begin creating a new roster.
2. In the Volunteers section, select "Include only volunteers passing | this filter...".
3. In the Filter volunteers window, click on the "Assignments" filter in the list on the left.
4. Choose "Did not show up exactly 0 times", and fill in "Between the dates of [date] and [date]":
   
5. Click "OK" to apply the filter.

Now the roster you create will only include volunteers with perfect attendance.

In the MSP desktop software

1. Go to the Rosterizer pane
2. In the Included Volunteers tab, click on "Include only volunteers that pass this filter..."
3. On the left of the Filter window, click "Assignments"
4. Choose "Did not show up exactly 0 times". 
5. Fill in "Between the dates of [date] and [date]"
6. Then click OK.

Now the roster you generate will only include volunteers with perfect attendance.