Build a global service provider site

ONLY BID IF YOU HAVE EXPERIENCED IN BUILDING THIS TYPE OF WEBSITE. I want to build a global information service provider website. It's similar this site, and elance.com. It will be on linux using PostgreSQL as Database, with server engine JSP, Java, CGI/Perl and front end Javascript, XML, DHTML, PHP, HTML. All this work will be mine and can not be used in other website. I will send you domain name after we finalize. Send me your proposal what features you would include in this new site, your pastwork with reference so I can verify. NO PROPOSAL, NO REFERENCE, NO PAST WORK EXPERIENCE ON THIS TYPE OF SITE, AND DON'T HAVE ABILITY TO FINISH IN 45 DAYS. DON'T BOTHER, IT'S WASTING YOUR TIME AND MY TIME.