http://microformats.org/wiki/existing-rel-values is the right place to start.
Add it to http://microformats.org/wiki/existing-rel-values#brainstorming
then I'd suggest creating a page on the microformats wiki following the http://microformats.org/wiki/process to discuss it, pointing to existing examples etc.
http://microformats.org/wiki/xfn-brainstorming is a more XFN-focused discussion.
Kevin Marks, Oct 17 2011 on 1500wordmtu.com
http://microformats.org/wiki/existing-rel-values is the right place to start.
Add it to http://microformats.org/wiki/existing-rel-values#brainstorming
then I'd suggest creating a page on the microformats wiki following the http://microformats.org/wiki/process to discuss it, pointing to existing examples etc.
http://microformats.org/wiki/xfn-brainstorming is a more XFN-focused discussion.
Kevin Marks, Oct 17 2011 on 1500wordmtu.com