1. Create a participant query on the specific participant records for which labels should be printed. For example, to print labels for only participants who have attended a specific event, filter on:
    Participant Information, Participant Has Attended equals Yes
    Events, Event Name equals [the event]
  2. Create a new Labels parameter file, updating these settings on the General tab:
    1. Select Participants
    2. Click Include and choose Selected Records.... Browse for and select the query created above