Since I'm editing the third Zack Taylor book, A Shadow on the Wall, I thought I'd share some advice from a book I'm currently studying: Stein on Writing, by Sol Stein.
Amazing editing tips on how to make your writing rise above the mediocre to the awesome. If you're a writer, get this book, learn it, and live by it.
Here's one note from E.L. Doctorow that I love:
"Good writing is supposed to evoke sensation in the reader, not the fact that it is raining, but the feeling of being rained upon."