This was on "Good Morning America" this morning. It is a tactic for home owners to use to slow down the foreclosure. California is what we call "nonjudicial state", so here a homeowner would have to file a lawsuit against whomever is foreclosing on them.
This site is where you can read the report http://www.wjla.com/news/stories/0209/595758.html
This is the video from the show http://cosmos.bcst.yahoo.com/up/player/popup/?rn=3906861&cl=12191382&ch=4226720&src=news