Sources of Local Application. To involve your audience with your subject, you should show them how it relates to them and their community. For example, if you were presenting a speech on problems of hazardous waste, it would be better to talk about that problem in your own area than in some place halfway across the country. Many libraries maintain a vertical file that contains newspaper clippings, pamphlets, and other materials about important local people or issues. These materials may contain the names of people you could interview for additional information or opinions. Your library may also have an index of your local newspaper and subscribe to regional magazines. Your local newspaper may have archives that you can search through the Internet. For a list of search able newspaper archives.