Instagram, like many other social media platforms, relies on user data for advertising and business purposes. When users sign up for Instagram, they provide personal information such as their phone number, email address, and other details. This information is used to enhance user experience, provide targeted advertising, and improve the platform's services.

Instant Messenger: https://groups.google.com/g/comp.os.vms/c/9Xm3wOlQV64