Create a Real Estate Listing Database

We are looking for a team to build a real estate investing database we need to be able to assign a different "manager" for each county in the United States. End Users will submit their wholesale property for sale on the website. The property will 1st go to the "Manager" and the manager will approve the property to be listed on the site for other end users to search for properties after login. An example/sample site is [login to view URL] There should also be options during the submission process to upgrade the listing to a featured listing for a fee and also be able to syndicate the property across the major real estate sites like similiar functionality as [login to view URL] If you are you interested in this project, please reply with 1. information about your company 2. examples of your past projects and the cost to complete that project 3. why we should work hire you over everyone else bidding on this project