1. Tap the Content button and/or Pulse button located in the upper right hand navigation to view your files
  2. Find the content you want to add to your favorites
  3. Click the clear heart located on the top left of the file's thumbnail to "like" it
  4. After liking the file, it is automatically added to your Agenda called My Favorites

As you and your peers continue to like files, they will be aggregated into the Trending Favorites section on the Pulse page.