In order to protect the intellectual creativity of individual authors of all kinds, nearly every country in the world has introduced copyright legislation. This gives the author certain exclusive rights whether they are wanted or not. In some countries the legislation also gives users of copyright material certain limited privileges. Whilst this system works well for material which has a commercial value from a publishing; distribution point of view, it often causes frustration in those areas where the primary objective is to make information more widely available without any intention of profiting directly from such availability. Creators of grey literature therefore find themselves often in possession of rights they do not wish to exercis...