The document discusses interlibrary loan (ILL) services and policies in Wisconsin. It provides an overview of ILL policies at the national, state, system, and local library levels. Key points covered include encouraging reciprocity between lending libraries, the various types of Wisconsin libraries that participate in ILL, limitations on borrowing certain materials, and responsibilities of both requesting and lending libraries to ensure effective ILL services. The role of ILL in collection development and patron services is also addressed.