Making a mobile version of a website requires more work than just sizing down your grid. Onextrapixel‘s piece Information Architecture for the Mobile Web is a must-read for web designers. The author points out that mobile web users’ needs are often different from those of people accessing the website on a computer, and that means rethinking the architecture of the site:
On a standard website, an address and contact information may be in the footer. When we think about the mobile version of that same website, though, what comes to mind? Many users may go to the website on a mobile device in order to look up the physical location, phone number, or other contact information immediately.