Business writing is about clarity and persuasion. The main technique is keeping things simple. Simple writing is persuasive. A good argument in five sentences will sway more people than a brilliant argument in a hundred sentences. Don’t fight it.
And he adds a little color:
Humor writing is a lot like business writing. The main difference is in the choice of words. For humor, don’t say “drink” when you can say “swill.”
All this reminds me of a great Twain* quote that I like to share with people when I’m acting smart:
I’m sorry for writing such a long letter. I didn’t have time to write a short one.
*Gratuitous footnote: After years of this ostentacious Twain-quoting, I discovered recently that he didn’t say this after all. Blaise Pascal said it – in 1656.