Comma rules
The general rule for commas is Only use them when needed.
Use a comma Before a coordinating conjunction in a compound sentence. Example: He hit the ball, and he ran to first base.
Coordinating conjunctions For And Nor But Or Yet So
Use a comma After an item in a list. Example: The student needs a book, binder, notebook, and pen.
Use a comma Between two or more equal adjectives. Example: He read an excellent, thoughtful book over the summer.
Use a comma After introductory interjections (oh, yes, no, well). Example: Yes, I wrote my introduction for my process essay.
Use a comma After phrases/ subordinate clauses in the beginning of sentences.
Some subordinating conjunctions After because Although before As even though As if how As long as if As much as while As soon as until
Use a comma In dialogue. Example: “No,” said the little boy, “I do not want to go to the store!”
Use a comma With a direct address. Example: Jane, please put the dishes on the table.
Use a comma With dates and city and state.