The document discusses the top 7 ways to use commas in modern writing. It provides examples for each of the 7 uses: 1) after an introductory word or phrase, 2) before a conjunction, 3) in a list of adjectives, 4) before quoted speech, 5) surrounding optional information, 6) before an afterthought, and 7) between items in a list. The document encourages proper comma usage and provides a contact for any questions.