When creating a direct mail promotional design plays an important role in the success or failure of that marketing campaign. The mail has to be good in content and design to the extent of attracting the receiver in one go. If you are not able to do this in your direct mail promotional design, then you need to read, the book - Designing Direct Mail That Sells. This book is very useful for designing direct mail marketing promotional items. The book provides you with tips for designing attractive direct mail promotions. It also informs you about the ways to get the maximum out of promotions used in direct mail.