I love the new Foursquare lists. The Heavy Table has been making Foursquare tips for the Minnesota State Fair in the last couple years to compliment State Fair stories. The idea: instead of printing out everything after you read the piece, why not take the nuggets of information you need with you on the phone you’re bringing anyway?
This new system makes getting these tips effortless. I’ve retroactively put previous years’ State Fair tips into lists as they’re mostly still relevant. Follow them: 
Also: props to Maja Ingeman who plowed through getting 2011’s tips in around 4:30am this morning.