Use for questions about using Google apps features that are specific for Google Workspace accounts. Google Workspace historically was named Google Apps, G Suite (aka Google Suite). Questions about administering services for corporate enviroments and those that require advanced specilized knowledge on email sytems, domain name services, required for professional systems administrators are off-topic. For those questions try Server Fault.
Google Workpace is an service that allow organizations to manage accounts using their own domain to customize and administer content on Google services. There are serveral editions that give access to additional features and services.