Effective communication is absolutely critical to your success, both as a student, and as a human being! If you can’t communicate your ideas in a way that is easy to understand, you simply won’t have much of an impact on the people around you.
Learning to write well for communication is one of your biggest jobs here in school, and being able to edit and revise are part of writing well. This post on Firepole Marketing is a really great reminder about all of the little things that make a difference in whether or not people will be able to understand what you write. Please check it out!