building website adds365.com

My name is Nana i am a student. i just finished my course which is video and film production BA Hons. I want to set up a site where people can ADVERTISE THEIR OWN STUFFS,PROMOTE,SELL,BUY,UPLOAD/IMAGES/VIDEOS/AUDIOS,CHAT,FORUMS,AND BLOGS This is what i want on the website 1. Application • Home Page • Contact us • Site Map • Website's terms and conditions • Manage Classifieds 2. User Management and Authentication • Add User (Registration) • Account Activation/Deactivation(Authorization Admin Side) • Login Form • Password Reset Form • View/Edit/Delete User • Search Users o By User Name o By Email 3. Company Management • Add Company(Company Registration) • View/Edit/Delete Company • Search Company o By Company Name o By Location 4. Advertisement Management • Add an advertisement • Categorize an Advertisement • Edit an advertisement • View an advertisement • View advertisement list • Search an advertisement • Authorize an advertisement(Admin Side) 5. Videos Management • Add a video • Categorize a video • View a video • View video list • Search a video • Authorize a video(Admin Side) 6. Comments Management • Create/Edit/Delete/View/Manage comments on various items like videos • Post Comments on advertisement/video • Accept/Reject comments(Admin Side) 7. Email • Create New Email(Admin Side) • Event Based Mails(Admin Side) o User Registration Confirmation o Account Activation/Deactivation o Forum Generated o Comment written on Some Forum 8. Chat Module 9. Internationalization • Multilingual Text Support on locale Basis and not to forget a banner/company slogan. contact me for more.