“Git Workflow Basics” is yet another take on the git workflow. This subject has been covered in a variety of ways before (here, here, and here, for example), but I think it’s super important for every developer to understand, so if all the other attempts left you puzzled and confused, have a look at this one. It’s pretty straight forward.
One thing in particular that I would like to emphasize:
And hey: remember to review your own pull request before asking for reviews of your teammates. You’ll spot a lot of small things you didn’t notice (style issues, typos, etc) and will allow your colleagues to focus on what really matters.