PDF – Optimize PDFs for Web Publishing

Web Settings Create a profile (i.e. group of settings) and optimize the PDFs for web publishing. E.G, configure Adobe Distiller so that PDFs download faster. The image quality may degrade slightly, the documents will open faster.

PDF – Postscript

PostScript  Advanced settings let you allow PostScript to over-ride the PDF settings this also allows PostScript XObjects to be in included.