You can search for profiles and/or faceads by mouse clicking the Search option in the top navigation of the site.
Location
You can specify a distance from your location to other users' locations to view local matches to you by customising the 'Only show members within:' options. You can mouse click 'my location' to change where the distance is calculated from or update your profile location in Settings.
Basics
Using the options you can change who you are looking for, what their sexual orientation is, age range and what they are interested in to match what you are looking for.
Advanced options
Mouse click the 'Advanced profile?' tick box in basics to open the advanced profile options. These options include the ability to exclude smokers, set a height range, assets and build.
Looking for
If you want to find profiles looking for you or any thing, you can change these options to match.
Advanced filters
You can use keywords to match profile text and search for users with photos.