1. Homepage Like freelancer.
2. Website Main Page.(In One page everything will be done)
Website Main Page layout design will be Like facebook Profile page Layout design.
In main page change the Facebook status box with Ad Posting box .
Put Searching tab with location, categories and sub-categories.
Ad listing Page is same the Main Page Only. five photos uploading system.
Add pagination in main page (because there could be 10000000ads.)
3. Add a 2nd page for Product description viewing like seller contact number,description and all.
(Note- Website layout design Not like facebook timeline ,just facebook profile without timeline)