If "this item is owned by your home campus," and the item is not checked out but is missing.
If "this item is owned by your home campus," but you need a volume or year of the item that UCSB does not actually own.
If you are having technical difficulties, or your request is unique in some other way.
Note: If "your library account number is not recognized," please verify that you've entered the correct library card number (it begins with 21205). For questions about your number, or if you've forgotten your PIN, contact circulation (893-3491).