How to delete Cupertino or any of the other cities: Tap the little i button in the lower right corner. When you see the list of cities, tap the red circle with the white slash beside the city you want to delete. Use the plus sign at the top left corner to add a new city.
Travelers, if you add a city click the little Yahoo link in the lower left corner to get city tips. :)
This work is licensed under a Creative Commons Attribution-NonCommercial-NoDerivs 3.0 Unported License. This post has been scraped in violation of that license if you are reading this post on other than http://www.digital-qa.blogspot.com/.