Do you miss something on BrainKing.com and would you like to see it here? Post your request into this board! If there is a more specific board for the request, (i.e. game rule changes etc) then it should be posted and discussed on that specific board.
How about the option "offer unrated draw" or something like that for rated games. What i mean is the option to draw a rated game but not have it affecting the bkr. (if both players agree, of course)