If you have any ideas to promote Debian, share the list debian-publicity!
Use or share buttons and banners to promote Debian.
Join a social networking or causes related Debian project. See numbers and links.
See next Debian Events and help performing the Debian Day in your city.
If you use Debian in the production of videos. Collaborate with your project by creating screencasts.
Print flyers, promocards, reference cards and others...
Look for Debian merchandise like T-Shirts, stickers, mugs and others...