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GrammarFlex » punctuation » commas


When to Use a Comma Before “And”?

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Use commas before “and” when joining two independent clauses to form a compound sentence. Sometimes, a comma is used after ‘and’ in a series or list.

What’s an Oxford Comma?

What’s an Oxford comma, anyway? When and where is an Oxford comma used in sentences, and when is it best to omit the Oxford comma altogether?