Build a Classfied Add Website ( Clone of CraigsList.org )

Build a Classfied Add Website ( Clone of [login to view URL] ) 1.- The project is to build a clone of Craig's list from scratch, either buying and customizing an off the shelf "Classfied Adds" package or program from start using MySQL and PHP or similar ... 2.- The Project should also include the initial Data Capture to populate "copying" from other adds in the public domain. Please post: 1.- Estimated Cost $ 2.- Estimated Delivery Time 3.- Milestones to Reach and time to reach Milestones 4.- Quality Control