More info and installation information @ http://maybemaimed.com/playground/fetlife-aslsearch/
The FetLife Age/Sex/Location Search user script allows you to search for profiles on FetLife by age, sex, location, or orientation. This user script imlements what is, as of this writing, the most popular suggestion in the FetLife suggestion box:
Search for people by Location/Sex/Orientation/Age
Increase the detail of the kinkster search by allowing us to narrow the definition of the search by the traditional fields.
With the FetLife Age/Sex/Location Search user script installed, a few clicks will save hours of time. Now you can find profiles that match your specified criteria in a matter of seconds. The script even lets you send a message to the profiles you found right from the search results list.