1. Modify Classified Theme in Wp-Admin Widget area to show the posts in selected category.
2. Login using facebook or gmail.
If user login via facebook,
- Grap user's profile,eml, friend's list
- Post in his own wall about my website url and description
- Send invitation to his friends via facebook
- If user login via gmail, send invitation to all of his friend lists automatically.
3. If users post on my website, the system automatically posts on facebook fanpage as well.