http://www.usatoday.com/news/nation/story/2012-05-05/california-teacher-layoffs/54767514/1
"RIFing season," or that time of the spring when teachers receive notice that they may lose their jobs due to budget struggles, is an unfortunate (but improvable, surely) consequence of budget problems, state policies, and efforts by teacher unions to protect teachers in case of layoffs. It creates a lot of uncertainty and worry, and with California's budget problems some teachers are seeing layoff notices every year.