document: {"document":{"title":"na","text":"In addition, we use clear gifs in our HTML-based emails to let us know which emails have been opened by the recipients. This allows us to gauge the effectiveness of certain communications and the effectiveness of our marketing campaigns. If users would like to opt-out of these emails, please see the Opt-out section. ","paragraphs":null,"sentences":null,"language":null},"classifications":[{"level":"document-Majority","labels":["First Party Collection/Use"],"label_definitions":null}]}