"As a Share user I can control which facets are used to search on so that I can more easily find what I am looking for"
ACE-219specifies the requirement for actually being able to perform faceted search (which is done on a hard-coded list of properties).
- ACE-845 specifies the requirement that a deployer (e.g. not and Admin or User) can configure the properties that are used for faceted search
ACE-269specifies the requirement for facet managers to be able to control the properties used for faceted searches
This user story goes further to allow an individual to control the properties that they want to use as facets for searching on.
I can quickly refine/drilldown the results list based on custom (application specific) metadata (facets) that apply to my list of results. See Faceted Navigation http://www.flickr.com/photos/morville/collections/72157603789246885/