This book is part of a course that covers hundreds of life-enhancing topics that they don't teach in high-school or most colleges, but should. This is more than a course on self-improvement; it is a course on mastering life. If life had an instruction book... this would be it.This is book four of the Life Mastery course: Grammar. The topics include The Importance of Good Grammar and 50 of the Most Common Grammar Mistakes and How To Avoid Them.By the end of this course, you will be on the right track to designing the life you want to live, and living it well!