To celebrate Git's 20th anniversary, 20 Git tips have been compiled to enhance proficiency.Tips include setting up personal info, using .mailmap to clean author names, branching for new features.Cherry-picking commits within branches or from other repositories is explained.Switch and restore commands replace checkout for clarity in branch switching and file restoration.Understanding three types of merge (three-way, fast-forward, squash) is important for clean histories.Selective staging with git add -p, undoing a rebase safely with git reflog, and using interactive rebase for history cleanup are highlighted.Speed up rebase with --autosquash, handle branch chains with --update-refs, and use git stash --keep-index for specific stashing.Tips also cover making empty commits, cleaning untracked files, fetching all remotes simultaneously, and viewing visual branch histories.Adding aliases, using git worktree for multi-branch work, and utilizing git bisect to find bugs efficiently are discussed.The article ends by encouraging readers to review previous tips for further Git proficiency enhancement.