"spaces before exclamation points or question marks !" This is probably related to typographic rules. For example in french you put a space before and after do

"spaces before exclamation points or question marks !" This is probably related to typographic rules. For example in french you put a space before and after double punctuation marks (!?:;" etc) and a space after single punctuation marks (.,) one exception is the single quote which should not be precedeed nor followed by a space.