User blog comment:Trellar/A new way to promote your wiki/@comment-3279487-20120830134009/@comment-5275700-20120830190511

Once you've submitted the Promote text and images, the wiki will always be "in the mix" and could potenitally show up.

The minimum image size is 480x320 and the file format should be PNG.

Currently this feature is only available for English and German wikis.