Info Source is something that has been associated with the act since 1983. It was created at a point in time when each institution had a reading room. You could go to the reading room to get access, typically to paper files, which would be brought to you. Info Source was typically found in hard copy, in public libraries. It was essentially a phone directory, like the white pages, which we don't use too much today.
Our intention here is to recognize that departments make available, through the Internet now, a lot of information about their programs, but it is also linked. We have a legislated duty to assist requesters. If they can find us and they have an idea of their request, we should and must help them in fulfilling their request.