Free Disney Dining Plan and room discounts up to 40% at deluxe resorts select dates through the middle of February. Free dining continues, except during peak periods, until the end of September 2011.
For the last few quarters Bob Iger and Jay Rasulo or Tom Staggs have been on the quarterly earnings call saying that they're going to ween Walt Disney World off of discounts. Within a few weeks, like clockwork, new discounts are announced.
Discounts are available even in boom periods, but when is the last time someone actually paid for the Disney Dining Plan? After years and years of giving it away, it will be a struggle to ever monetize DDP again.