Here a few links I mentioned during our clay day
To be inspired daily:
Jewelry and beads:http://www.artbeadscene.blogspot.com/
Jewelry, beads, all art things that inspire : http://polymerclaynotes.com/
Polymer clay in French and for English speaking just look around and discover a new way to use the clay: http://paroledepate.canalblog.com/
The encyclopedia on clay: http://glassattic.com/
Polymer clay daily: http://polymerclaydaily.com/
For courses on line videos and/or podcasts:some you pay, some are free:
http://polymerclayproductions.com/
http://www.beadsandbeading.com/blog/
For the history of american professionnal clayer artists:
Just too look around go on Flickr and go gaga for each type of clay you want to see or to store your pictures for free.
http://www.flickr.com/search/?q=polymer+clay
There is also Etsy where you can sell and Pcgoe
I also suggested looking gRisbleu's blog for wire and polymer