This thesis is an attempt to study how a library that is driven by a contractor works. How allinvolved parts can cooperate. The main method used, is qualitative interviews. The authorshave made a survey at the public library in Järna in Södertälje county, where Boktjänst i JärnaAB has the business on contract since 1991.Following areas have been studied: organisation and assignment; librarysphere of activity andservices; the relations to the main library, and the vision for the future of the library.Some of the conclusions drawn by the authors are that when tenders are invited for a job, thelocal conditions must be taken into consideration. To have the same employer for the wholelibrary staff are likely to simplify the matters. ·