(I suppose it'd defeat to point to add a comment here.)
Writing about the symbiosis between trees and mushrooms? Don’t start talking about how humanity has depended on trees since the blah blah blah. Just jump right in! Talking about new features in your app? Don’t start with the fluffy stuff about how excited you are to announce yada yada ya – just tell me what improved.
Boom! The text is lighter, faster, less wasteful.