In general, if you would use a punctuation character in English, you should use it in Braille.  A space character is simply a space on the page (no dots raised).  Note that most visually impaired people prefer only one space between sentences in Braille.


" D & 2 R 6 V V @F T$
, - ; :  . ! (  )  [  ]

F F T @F T$ 44 , $
? “ ”  ‘   ’   *  / ’