There's lots to do here, and here are some guides to help you get started.
How to register so you can save favourites and get an API key.
Explains the filter bar and how the different options work.
Full details on how the favourite collecting features work, including ading items, sharing sets, and making them private.
Some advanced search features to get more from our search results.
An introduction to URL hacking
Guidelines to the reuse of items on this site