Microsoft annoyed many Office 365 tenant administrators when they announced plans to allow self-service purchases for the Power Platform apps. A curious note in the FAQ might reveal how tenants can block this feature. If self-services purchases depend on accessing your tenant directory, maybe you can disable the service principal that holds the role enabling that access.
Office 365 doesn’t include a way to export a list of Teams in a form that can be imported by Power BI, but PowerShell makes it an easy task to accomplish. Here’s a script to help solve the problem.