Fumblerules ("Don't use no double negatives", etc.)

     [This is a fast-access FAQ excerpt.]
Fumblerules was the title of a 1990 book by William Safire
containing such rules, but it seems these rules should actually be
credited to George L. Trigg.  For the rules and their provenance,
see [...]
     [See instead Humorous Rules for Writing in the FAQ Supplement.]