Here's a good new Yorker site:
Street easy is a fast and easy site I use to find out what's for sale and what has sold in a coop building anywhere in NYC.
Do I sould like an advertizment for Streeteasy? Hahahaha!!!
If you need any advice, it's free... Give me a call anytime.
Keller Williams Real Estate
9120 4th Avenue Brooklyn, NY 11209
Office: (718) 954 8400
Direct: (212) 300-3919