The Green Summer program provided young people with hands-on experience and education on issues of environmental importance.

VOA: special.2009.09.04

"Adding a revenue component to the SkyMiles Medallion program ensures that our most valued customers receive the best program benefits and a more exclusive experience, " said Jeff Robertson, vice president of the SkyMiles program, in a statement.

CNN: Delta puts dollar amount on elite status

But if you can take an airport and turn it into a great experience, and sort of remap the program and remap how people think about it, all these other things can play into it.

FORBES: Award Winning Travel Organizations Share their Global Vision

Connecting the two releases in April and November is "The Avatar Program, " an interactive consumer experience that offers an online hub for exclusive content, discounts and more.

ENGADGET: Avatar disc opens up online-only extras until ultimate edition arrives in November, 3D next year