I was wondering if anyone in the know with these cars could comment on a potential deal:

2010 528xi
30,630 miles
Tit. Silver / Black Leather
CPO - In Service 7/31/2009
VALUE PACKAGE, VOICE COMMAND, PREMIUM AND NAV
Starting Price $33,999

Where should I be negotiating too?

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Current Vehicles:
2003 E39 525i
2008 E70 X5
Past BMWs:
2001 E46 325i
2001 E46 330ci