These links provide information on a variety of topics of concern to library personnel and trustees. Administrative Essentials (DPI) Buildings Certification (DPI) Copyright County Budgets (OWLS) County Planning & Funding DPI Public Library Development Team Estimating Service Population Friends Legislation & Advocacy Library Foundations Library Law Meetings Planning Policies Policies (OWLS Libraries) Privacy and Wisconsin Public Libraries Tutorial for Front-Line Staff Privacy and Wisconsin Public Libraries Tutorial for Managers and Directors Trustees Volunteers WI Library Systems WI Public Library Standards