A prepress publishing is an analog or digital publishing for this process use this tools inkjet, dyes, toner, photographic, overlays, film and many other new techniques to give a best looks. In the prepress publishing services does not use a general printing ink as color prepress publishing provide best accuracy to publishing? Analog prepress publishing have many special feature such as blue lines for checking positioning where text color is not proper. A contact prepress publishing is a different type of publishing we can say that a contact prepress publishing is a monochrome prepress publishing. This type of publishing generally use for photographic and film method for this use a special type of paper this technique also called paper proof publishing.