Pay attention to your language, spelling, and grammar in your speech, writing, and emails.
At the risk of offending some of my peers, I wish to make an observation. As a group, we tend to be horrible at written communication. Software developers are some of the worst writers I have ever read. We make sloppy mistakes, both in spelling and in grammar. Whether you write technical articles for a living, blog posts for a hobby, or pull request comments, this chapter is an attempt to provide some simple guidance ...