Can be used to create a search filter bar on the right hand side of results page, will allow for modification of filters as well.
Filter interface [various elements]
Dribbble - Orignal.png by Iftikhar Ahmad
Detail of the Filters for my new project (witch name I can't tell right now :). Check the retina version. What do you think?
Dribbble - real-pixels.jpg by Ritesh Malviya
Airbnb iPhone filter screenshot
Product Filtering Example