Found this awesome post from moz.com on dashboards for Google Analytics.
Check it out here: http://moz.com/blog/favorite-analytics-dashboards-whiteboard-friday.
One of my favourite metrics is looking at device category for your conversions. You’ll be surprised to find the number of mobile users actually buying things on your site. Given that we probably spend 95% of the work day looking at the desktop version, this is a timely reminder to always be thinking about how the site looks and feel in mobile too.