$500 PHP programming project: upgrade Yahoo Answers clone

We need a programmer or programming team to take our existing php Yahoo Answers clone and add ? or modify the following features: 1. modify user level and point system 2. modify user profile activity page (public and private features) 3. add badge reward system 4. modify answer pages with community features 5. modify "best answer" feature Mock up screens of all the changes that are need are already created and available for you to view to get a better understanding of how the system will work. Once I receive your bid offer you will be shown the mock screens. A test site will also be installed with a copy of the script for you to work on. ## Deliverables will show you all the prototype screens after we connect. ? i just need programming not the design work completed.