The text discusses the use of the Aiven command line tool (CLI) to perform common tasks, such as managing PostgreSQL services. It covers installation, getting help, logging in with an authentication token, choosing a project, finding out about projects, obtaining JSON data, listing service types and clouds, creating a PostgreSQL service, interacting with the service, changing plans, keeping things tidy, and further reading resources. The text also mentions alternative ways to work with the Aiven platform, including the web console, API, Terraform, and Kubernetes.