Paper Bags — A Great Choice

Am I supposed to use an em dash for the sentence above?

Is that a tite? Or is it an incomplete sentence?

It's nor a sentence; it doesn't have a verb. However, as a heading or title, an em dash is used.

To determine if you should use an em dash in the sentence "Paper Bags — A Great Choice," you need to consider the function of the punctuation mark and the style guide you are following. An em dash is used to indicate a sudden break or interruption, to set off a parenthetical phrase, or to emphasize a particular word or phrase.

In the given sentence, you are stating an opinion about paper bags being a great choice. If you want to place emphasis on this statement, you can use an em dash. However, it is important to note that other punctuation marks, such as a colon or a comma, may also be suitable depending on the context and your preferred style guide.

To expand a bit further, here are a few options for punctuating the sentence:

1. Paper Bags — A Great Choice.
- Use an em dash to emphasize the statement. This gives prominence to the idea that paper bags are a great choice.

2. Paper Bags: A Great Choice.
- Use a colon to introduce the statement. This conveys that the phrase following the colon provides more information or elaborates on the idea of paper bags being a great choice.

3. Paper Bags, A Great Choice.
- Use a comma to separate the statement from the supporting phrase. This suggests a slightly less abrupt break compared to an em dash, but still gives emphasis to the statement.

Ultimately, the decision of using an em dash, colon, or comma depends on your intended emphasis and the style guide you are following. It is always a good idea to consult the specific style guide (e.g., APA, MLA, Chicago Manual of Style) if you are required to adhere to one.