Photos must be:

- Aviation related
- A reasonably high quality
- Larger than 500 x 400 pixels
- Clean (i.e. no text added to the photo)

But most of all they need to be credited. Either name the source from which you got the photo, or if you took it yourself provide your name or blog. It is your responsibility to check an copyrights associated with your submission image.

Please also make sure you also include your tumblr url so you can be credited for the submission too!

Thanks, and good luck with your submission :)