Alternate titles: Contacts.
The user wants to keep track of and engage a subset of their friends on the site in a meaningful way.
Show a user’s connections or friends in a manageable list. This pattern is often combined with the Follow pattern.
Friend lists can be used to help users engage with your web application in a better way by keeping up with how other people they know are using the application.
Friend lists also come in handy when the users want to control who they share with. Whether it’s one-on-one communication or keeping track of someone’s tastes and preferences, the way users explore their blossoming friend groups will become increasingly contextual, requiring friends to become a more integral part of the content-consumption experience.