Wanting to play with MapKit, I followed a few tutorials to show the current location, search local businesses, and get directions to them.
Then, I extended the app to find the address of the current location, made it look pretty, and squished a few bugs. All in about a week.
Find the code on Github github.com/xidazheng/playingWithMapKit
Find the blog here xidazheng.com/2015/01/19/playing-with-mapkit-part-1-mapkit-tutorials/