Data sources are essentially your analytics data connection points. For example, one data point can be either one Google Analytics view, one Facebook page, or one Twitter page, etc.
For example, 1 Google Analytics view, 1 Facebook Ads account, and 1 Instagram page would count as 3 data sources in total.
For more information, please check the following video:
If you have any questions or need additional help, please get in touch with our customer support via live chat or firstname.lastname@example.org