A few months ago, I wrote a guide entitled: 101 Writing Tips for Successful Email Marketing. In fact, many COPY TIPS subscribers have a copy. Since that time, I have worked on dozens of successful projects and have discovered some additional tips for boosting response.

1. Ask a question in the Subject line. This almost always gets the email opened. I suspect this is because questions are so much a part of everyday email between friends and colleagues. It's a natural way to begin a conversation. Just be sure your question is honest and straightforward