Hi recently one of my client (iMEDIAMAX) asked me to give them a projected structure of a website for them. They wanted their site to be re-innovated. So here is what I gave them :
Am posting it here so that I can improve on it based on your comments, and someone in a hurry could find this base structure by googling.. 
Structure of the website
The Portal
- HOME
- SERVICES
- PORTFOLIO
- PRODUCTS
- CONTACT
HOME
- Short info bout the company
- Brief info about the services (Features & Demand)
- Featured works in Portfolio
- Testimonials of clients
- Chat with executive staffs
- Announcements
- Client/Visitor Log-In Area
- Featured / Best Selling products
SERVICES
- Web Design / Re-Design
- Logo creation
- Advanced web development
- SEO & Search engine listing
- Print / Publish Design works
- Media Publishing
- Brand Marketing
PORTFOLIO
- Separate portfolio for each service category
- On each portfolio
- Works done for the client
- Customer testimonial
- Featured / Not Featured work
- Visitor Comments
- Visitor Ratings
- Featured works will be visible at first
PRODUCTS
- Featured products / Product Lists
- Product change log
- Visitor comments, ratings
- If a client logged in, they can download updates / promotional offers / free products
- Submit visitor products
- This feature enables a visitor to add a product for sale under the Terms & conditions and Pricing policies.
- This is a moderated feature. Company should approve it to publish to site.
CONTACT
- Quote for a service
- A simple survey – PROJECT PLANNER
- Complete details about the company with gmap tagging and stuff
- A brief info about the people behind the company
Other Features
- Every page will be en-riched with twitter, facebook or other social media updates in an attractive manner.
- A live chat facility to the visitors using a feature same like facebook.
- Email subscription for the newsletter.
- Attractive design & SEO friendly structure
- Etc…
Please add you ideas and suggessions to improve this structure… 