Key Attributes of Conversations By Facebook Blueprint Published: May 2, 2019 Duration 5m Difficulty Intermediate Rating 1 star 2 stars 3 stars 4 stars 5 stars Average rating: 5.0 5 5 reviews Favorites E-learning Course Started on December 21, 2024. Log In To Launch Memorable Conversations on Messenger are expressive and distinct. Learn what makes a conversation engaging on Messenger.