Dimensional Mailings Improve Direct Mail Response Rates
The packaging of promotional products can evoke curiosity as well as increase direct mail response rates. A 1993 study by
For this study, 3,000 school administrators were divided into three groups, and received either: 1) an envelope with a sales letter, sales collateral and postage-paid business reply card, 2) an envelope with similar contents plus a promotional product, or 3) all of the contents listed above, delivered in a box with a diecut slot, instead of an envelope.
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Dimensional Direct Mail
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| Sales Literature Alone 1.9% |
| Sales Literature + Promotional P roduct 2.1% |
| Sales Literature + Promotional Product Dimensional 3.3 |
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