Git is a version control system that tracks project changes, allowing users to save and restore different work versions locally. GitHub is a platform for storing and sharing Git repositories online, but local commits do not automatically upload. The Git workflow involves four stages: Working Directory, Staging Area, Local Repository, and Remote Repository. The Working Directory is where files are actively edited. The Staging Area is where selected changes are prepared for saving. A commit is a saved record of staged changes in the Local Repository, representing a project version. Pushing uploads these local commits to the Remote Repository, like GitHub. Understanding this progression of changes through distinct stages simplifies Git command usage. For instance, git add stages changes, git commit saves them locally, and git push uploads them remotely. Reviewing changes with commands like git diff and git diff --staged before committing is crucial. Mistakes like forgetting to stage or confusing commit with push are common beginner errors. A helpful analogy is preparing and sending a parcel, where adding is selecting contents, committing is sealing, and pushing is sending. The everyday Git workflow typically involves checking status, staging all changes, committing with a descriptive message, and then pushing. Mastering this staged process transforms Git commands from confusing instructions into deliberate steps for managing project evolution.