Presented are guidelines developed when the video/cable study committee of the American Library Association examined the possibilities for the use of video technology and cable television to extend library services. Information is included on planning for implementation and use of video technology and cable systems. The nature of various video equipment and software systems is cataloged and evaluated. The document concludes with a discussion of the library as a center for community education and organization. A checklist for librarians who wish to implement library programing, expand community resources, or introduce a cable system is provided. A bibliography and a list of major television markets are appended. (CH)