DataBase driven site

We would like someone to design database driven website for listing schools. The site has to has search facility, rss feed and Google map for the schools. Payment Mode is escrow. 10% placed in escrow upon being declared the winner 20% placed in escrow upon agreement of design 20% placed in escrow upon successful beta testing (on your server) 50% placed in escrow upon successful installation of the script(s) on our server. Luck bidding