When should a comma be used in a sentence?
Commas are one of the most frustrating grammatical concepts, even for native English speakers. Nevertheless, there are specific rules for when you should and shouldn't use commas. Building our grammar checker we've identified 26 places where you might need a comma, including everything from appositive phrases to items in a list. In this article, I will explain all of these places along with examples of how to use commas in English sentences.
So, where do commas go in a sentence? This is the definitive list: