This guide covers best practices for transitioning from local Terraform workflows to shared CI/CD pipelines, including version control, project structure, managing configuration for different environments, managing secrets, state and state locking, handling concurrency, version constraints, code quality enforcement, policies for governance and compliance, pre-preparing the build environment, using a shared plugin cache, approval gates, and managing CI/CD with Terraform. It emphasizes the importance of choosing practices that fit organically into your operations and evolve alongside you as your team's needs and project requirements change.