Do you have media production needs?
If you are looking for a place to meet your media production needs, check out High Plains Films: http://www.highplainsfilms.org/. They are a project of the Big Sky Film Institute, a non profit whose mission is to promote non-fiction filmmaking.
High Plains Films can do everything from PSAs to b-roll to documentaries. You can also check out their website to view their latest films and join their list serve to get updates on upcoming screenings.
The Big Sky Documentary Film Festival is Feb. 15-21 of 2007. Find out more information and how to attend here: http://www.bigskyfilmfest.org/home.html.
Green Media Toolshed has great guides to PSAs and more within their Media Training section.