I've created a new categorty for this type of entry: good sense. Christina Wodtke's article is all about that illusive beast. Reading E.B. White's list of reminders with Christina's interpretation for design just reinforces their value to writers.
"The Elements of Style for Designers"
Here's a quote:
6. Do not overwrite.
Rich, ornate prose is hard to digest, generally unwholesome, and sometimes nauseating.Beware of gratuitous use of flash, AJAX, and gradients.