When to Use Introductory Commas?

Use a comma in the following cases:
  1. After an introductory clause.
  2. After a long introductory prepositional phrase or more than one introductory prepositional phrase.
  3. After introductory verbal phrases, some appositive phrases, or absolute phrases.
  4. If there is a distinct pause.
  5. To avoid confusion.

What are introductory commas?

An introductory comma should be used following a dependent introductory phrase or clause. A dependent introductory phrase or clause is a set of words that appears before the main body of a sentence. They prepare your reader for what the rest of the sentence will be about.

What is an introductory comma example?

Generally, we put a comma after an introductory word. Here are some examples of introductory words: Transition words like first, next, last, finally, however. Yes and no.

Robert Thorne

Robert Thorne

Automotive & Future Transportation Editor

Robert Thorne covers electric vehicle innovations, autonomous driving systems, global mobility trends, and automotive engineering developments.