If you read something in Pro Git that could be better, or if you find a mistake, we're taking contributions at https://github.com/progit/progit2 https://github.

If you read something in Pro Git that could be better, or if you find a mistake, we're taking contributions at https://github.com/progit/progit2 https://github.com/progit/progit2. The only requirement is that you agree to license your contribution under the CC BY-NC-SA license.