Deciding on Resource and Billing Isolation

In the complex environment of cloud computing, managing resources efficiently is crucial. As businesses grow, they face the challenge of organizing resources across different projects, teams, and business units. This complexity is further compounded when it comes to billing, where visibility and accountability for cloud expenditure become paramount. The decision on how to isolate resources and manage billing has implications for governance, security, and operational efficiency.

The first decision that an organization needs to make when starting to use AWS is deciding how to organize its AWS resources. Although not crucial in the initial stages if you’re just experimenting and dipping your toes in the cloud, this decision becomes paramount for large organizations to avoid potentially painful refactoring later. AWS provides several structures to help you with that, such as AWS Organizations, organizational units (OUs), accounts, virtual...