How do you persuade media directors about the benefits of a closed-circulation magazine?

Explain why the readers are unique and how the magazine connects.

 Departures is available exclusively to American Express Platinum Card and Centurion Card members. As a lifestyle source book for affluent travelers, the real story concerns the verifiable spending power of this audience. Departures editors know well how cardmembers as a group spend, so they tailored a magazine just for them. We told that story in a book, excerpted below.