In clear writing, a well-crafted key message works like a key in a lock. It offers access to what’s inside and conveys to your audience, “this is for you.”
Whatever sector you work in, I urge you to check out this fine example of clear communication and participatory design. Why? Because good work is contagious.
Feedback is the simplest and most direct form of usability testing. It is the surest way to improve the clarity and impact of your work. That sounds sensible and easy enough, but giving and receiving feedback is an art.