Addition of new features to our answers script

The answers script is located at [Removed by Admin] 1. Become Fan of a user (So that to get notified about his questions and answers) 2. Related questions 3. Comments on answers 4. Best Answers link same as recent and popular questions 5. Private msgs to users 6. Banner to all user accounts - To notify them of any announcement 7. Interest categories in profile 8. Emails for the interested categories when questions are posted in it. 9. Feature to subscribe to any question from any user 10. Networked friends q n a in profile page 11. User levels + Warnings 12. Choice to use avatars from a given list 13. How many answers of the members were helpful, what %age? 14. Advanced profile page for members showing their friends activity etc