01. Delete user: Delete user from admin panel with/without deleting questions, answers, comments, voting.
02. Follwer system: User can follow other users, questions, tags.
03. Discuss (a new idea!): Sometimes user may want to discuss a particular topic. So, a discuss button and submission form would be nice. Latest discussion showing in homepage & side bar would also great. It will make a site lke CMS!
04. Better poll system: It would be nice if poll can be included within question not as answer.
05. More Signup & Login option: More signup & login option .... facebook, twitter, google, yahoo, wordpress, blogger, openid, myspace ......
06. Internal private message system: Users can sent messages to each others. Anmin can sent messages to individual users or all users. with instant notification of messages.
07. Top contributors: Show top contributors with avatar in sidebar.
08. Wiki system: Answer can be modified by other users but show only when approved by real poster of answer.
09. Solved Button: When asker choose best answer then Solved button autometacally arived and shown on homepage and question page.
10. Mobile Friendly: Mobile users increases day by day. So notification sent to mobile as sms would be great. Also user can access website using their mobile and ask also answer question and vote ...... superb!
11. Friend invitation: Friend invitation from faceboo, gmail, yahoo mail, live mail ...
12. Question of the day: Show question of the day at sidebar and top of the homepage.