Yes, and the link for that first sentence is a survey which specifically asked about promotions, "e.g., coupons, sales". That is, what does it take to make a p

Yes, and the link for that first sentence is a survey which specifically asked about promotions, "e.g., coupons, sales". That is, what does it take to make a person happy to receive an email from a business? Answer: only the opportunity to spend less money with that business. It's extremely misleading to try to hijack that statistic into a generic "customers want to hear from companies" claim. Most of this article is about how to get people to spend more money, which is exactly the opposite of what people in this survey indicated.