If you’ve ever half-written a software project before taking a few days off, this is the article you’ll discover you needed when you reopen that IDE. In the technology teams I lead, we make a constant effort to document all the things. Documentation lives alongside the code as an equal player. This helps ensure that no one needs to make assumptions about how something works, or is calling lengthy meetings to gain working knowledge of a feature. Good documentation saves us a lot of time and hassle.