Now is a good time, Drive for Team USA discount or USAA = $1000, Loyalty if you are a current customer = $1000, $1000 option credit, $300 iPhone App credit, 60% residual on a 12K/yr 36m lease, .00155 incentive MF, plus the 2013s are close to starting production so they want to move the 2012's.
You should be able to get invoice price minus all incentives on a lease if you can find a car that you like on a dealers lot.
Current Car: '13 SANTORINI BLUE E92///M3
--6MT/Speed Cloth/ZCP (ED Thread)
Former Cars:'10 E90 335i MSport
/ '07 Interlagos ///M5
/ '09 135i
/ '10 E93 335i