I just discovered this myself yesterday. An added bonus for some zip codes (in California?) is another $4000 off for a total of $8000 off the 'Plan' pricing.
These are the numbers I got:
MSRP1: $29,170
A/Z-Plan Price1: $26,641
Total Incentives2: $8,000
Net A/Z-Plan Price3: $18,641
Then the...