Type a report on two good sites and two bad sites that you are looking at in a mobile device. include screenshots and an explanation of why you think this is good or bad.
See this example for what I am looking for: GoodSite-BadSite Example
Quote:
By abandoning comfortable assumptions, thinking mobile first and building up a core experience, we’re able to create a solid foundation that can support more platforms while optimizing for best of breed browsers and devices. — Brad Frost