Library circulation or library lending comprises the activities around the lending of library books and other material to users of a library. A circulation or lending department is one of the key departments of a library.
The main user service point is the circulation desk or loans desk, usually found near the main entrance of a library. It provides lending services and facilities for return of loaned items. Renewal of materials and payment of fines are also handled at the circulation desk. Circulation staff may provide basic search and reference services, though more in-depth questions are usually referred to reference librarians at the library reference desk PAUCL circulation section is located in 13th floor of HBR Tower at the university premises.