Sender’s remorse: that sick feeling you get in your stomach when you realize you’ve sent an email campaign that shouldn’t have gone out. How many email marketers have wished “unsend” was a feature ESPs offer? But it’s not, which means sender’s remorse will happen to just about every email marketer at some point in his or her career. We recently had two such cases happen to clients of our email marketing agency. First, we had a […]