Connectors are the integrations we offer with a wide range of marketing & sales platforms. Data sources are more granular. Each account connected to a connector is a data source. This can be an ad account, a social media page or a GA4 property. Sometimes you connect an account multiple times to get data from different reports available in the connector. Destinations are platforms Funnel can send data to, e.g. BI tools, dashboarding tools and data warehouses.