1. A computer implemented method comprising: determining an initial placement of a watermark annotation on an output medium associated with a page and placement of an area of the page, the determined initial placement being relative to the output medium and independent of the placement of the area of the page; determining if the initial placement of the watermark annotation needs to be adjusted; and adjusting the initial placement of the watermark annotation so that the watermark annotation at least partially overlaps the area of the page.