Use a comma to separate two independent clauses when they are joined by one of seven coordinating conjunctions (for, and, nor, but, or, yet, so). We were out of ice cream, so I went to the store. (c) ...

Most people struggle to use commas effectively. That's according to writing coach and CUNY Journalism Press editor Timothy Harper. Harper said he's put at least one student on a "comma diet" by ...

The Oxford comma, so-called because the Oxford University Press style guidelines require it, is the comma before the conjunction at the end of a list. If your preferred style is to omit the second ...