Public Information Online (PIO) is an online service from Dandy Booksellers Ltd offering a wide range of official documents going back, in many cases, more than a century. PIO is safeguarding the accessibility to historic government decisions which have changed the face of our constitution. Here Donna Ravenhill, Managing Director of Dandy Booksellers, takes LIM through the origins and history of PIO, explains how you can make the most of its facilities, and outlines its plans for the future.