All items of data that pass through the DataSift platform are 'interactions'. The interaction augmentation normalizes all data to a consistent top-level schema and allows you to build filters and classifiers that work consistently across all of your sources.
Feeds from social networks (for example Tumblr), blogging platforms (for example Wordpress), and news providers (such as Lexis Nexis).
Data sources you configure to access social networks (such as Facebook) on your behalf using your account credentials.
These guides help you get started with managed sources.