PUNCTUATION SPACING. PUNCTUATION SPACING. When typing/keying on a computer, use only one space following periods, commas, semicolons, colons, exclamation marks, question marks, and quotation marks. DO NOT put spaces on either side of a hyphen. Punctuation Spacing Rules. COLON. PERIOD.
Space once after a period used with initials or titles.
Example: Mr. Jones
(Period ) (Question Mark) (Exclamation Mark)
. ? !
Space once after a closed parenthesis but do not space before it.
Ampersand (the and symbol)
Space before and after the ampersand (the and symbol).
Space once before and after the “at” symbol, except in email addresses.
Do not space before or after the forward slash.