Mobile Faceted Search with a Tray: New and Improved Design Pattern. Summary: Displaying faceted-search controls on mobile devices in a ‘tray’ overlay is a new effective solution to the challenge of showing both results and filters on small screens.
Creating a categorization or navigation strategy can be painful, but it's so critical to successful and usable UI, especially ecommerce sites. Love this Venn diagram showing faceted navigation as a subset of filters. Article is worth the read as well! #jakobnielsen #normangroup