Serial comma The judge in the case said that 43 of the 50 U.S. states had mandated the use of a serial comma and that both chambers of the federal congress had warned against omitting it, in the words of the U.S. House Legislative Counsel's Manual on Drafting Style, "to prevent[] any misreading that the last item is part of the preceding one"; only 7 states "either do not require or expressly prohibited the use of the serial comma". In the following languages, the serial comma is not the norm and may go against punctuation rules: Serial comma In English language punctuation,
Punctuation of English the dot used as a thousands separator (though a thin space is sometimes used for the latter purpose, especially in technical writing, regardless what the decimal separator is). In computing, the dot is used as a delimiter more broadly, as site and file names ("wikipedia.org", "192.168.0.1." "document.txt"), and serves special functions in various programming and scripting languages. Guillemets sometimes called French quotation marks, are relatively uncommon in English, but are sometimes used as a form of quotation mark. The question mark is used to mark the end of a sentence which is a question. Quotation marks are used to mark