Punctuation is very important ... In a long sentence, you can use commas to separate out extra information and make the sentence easier to read. A clause is the building block for a sentence.

If you can read cursive, the National Archives would like a word. Or a few million. More than 200 years worth of U.S.

FULL TRANSCRIPT: The default, typically, when we’re using punctuation is the comma. Sometimes we’ll want to use something else, like an em dash, or parentheses, for a different type of emphasis.

Continue this pattern, using closing quotation marks only at the very end of the quoted material. Placement with other punctuation: A period or comma always go inside closing quotation marks. ("We ...