A-PDF Watermark - Add text-based stamps to PDFdocuments on a regular basis.

With A-PDF Watermark http://www.a-pdf.com/watermark/index.htm, a fast desktop utility program, you can batch add image and text watermarks to Acrobat PDF documents. Learn more at: http://a-pdf.com/faq/how-to-stamp-or-watemark-pdf-files-by-using-a-pdf-watermark.htm