Staying at the Cosmopolitan 2/24-2/27 and the rate on Marriott.com is as follows? Any suggestions? Where can I find a cheaper rate?

Friday, February 24, 2012 - Saturday, February 25, 2012
(1 night)

260.00
Regular rate, deposit required

Saturday, February 25, 2012 - Sunday, February 26, 2012
(1 night)

300.00
Regular rate, deposit required

Sunday, February 26, 2012 - Monday, February 27, 2012
(1 night)

180.00
Regular rate, deposit required
Estimated government taxes and fees

29.60

Total for stay (per room)

828.80