A site for purchasing art work online has a handy "gallery" feature -- essentially a set of wish lists where you can save pieces you might want to purchase. Browsing through the site, it's a scenario where you could add quite a number of items in a short amount of time. Unfortunately, saving an item takes at least 4 clicks:
With a task that is performed repeatedly, those extra clicks add up--and can lead to user frustration.
Compare the above approach with adding an item to a wish list on Amazon.com (one click does it):
