Facebook, Inc.

Amylee Thibodeau

David Chen

Kiranjit Singh Sidhu

Emily B Grewal

Denise Moreno

Ziqing Mao

Techniques to increase engagement with a social networking system. In one embodiment, activities are prioritized based on relatedness to a user. References associated with at least a portion of the prioritized activities are created. The references are categorized into a plurality of types. The reference types may include notifications, friend identifications, and top stories. The references are embedded in digest communications for the user. Descriptive information about the activities are omitted from the digest communications. Digest communications for the user are provided during a time period when the user is not engaged with the social networking system. Notifications for a user are ceased when a level of engagement of the user with the social networking system is less than a threshold value.

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San Francisco, CA, United States of America

Amylee Thibodeau