Spacing with Punctuation
Rule 1
With a computer, use only one space following periods, commas, semicolons, colons, exclamation points, question marks, and quotation marks. The space needed after these punctuation marks is proportioned automatically. With some typewriters and word processors, follow ending punctuation with two spaces when using a fixed-pitch font.
Rule 2
Use no spaces on either side of a hyphen.
Example: We borrowed twenty-three sheets of paper.
NOTE: For spacing with en and em dashes,