HOWTO: How do I add, delete, or rename category values?
On Windows PC
To edit the list of category values, choose Category Values from ListPro's Tools menu. From here you can add new category values. You can also delete a category value won't change that value in any items already using it. Those items will continue to display the delete value. It isn't possible to rename a category value at this time.
On iPhone or iPod touch
To add or delete category values on your iOS device: