Use a dash to notify the reader of a surprising element at the end of a sentence.
- The trapper gave his grandson a coat made of furskunk fur.
Use a dash to announce a list, restatement or an amplification.
- The waiter's first recommendationa sea bass baked in a hazelnut crustwas sold out.
Her first cara pink and white pinto with leopard-skin seat coversshould be in a museum.
- He had worked harddid his coach realize how hard?to improve his free throw shooting.
Don't use a dash for a simple appositive that doesn't require a dramatic shift.
- Her first car, a Dodge Dart, is still running.