To create a list of contacts who have opted out of mass emails, point to Families and click Advanced Search. Set Contact Opted Out of Mass Email to Yes. Add any other search criteria and display options you'd like on the report, and click Submit. A similar report can be created for students who have opted out of mass emails by pointing to Students and clicking Advanced Search. Set Opted Out of Mass Emails to Yes. Add any other search criteria and display options and click Submit.